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Grandstream Networks
Grandstream Networks
Grandstream Networks
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Grandstream Networks is a manufacturer of IP voice and video communications equipment, video surveillance,[1] gateways and analog telephone adapters (ATAs), and Asterisk-based IP-PBX appliances. Grandstream supplies small and medium businesses and consumers with open-standard SIP-based products.

Key Information

Grandstream Networks is headquartered in Boston, Massachusetts,[2] and has offices in Plano, Texas, Los Angeles, California in the US, in Casablanca in Morocco, Valencia, Venezuela, and in Shenzhen, China.

The company was founded by David Li in 2002 and is headquartered in Boston, Massachusetts.[3]

References

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Grandstream Networks

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Grandstream Networks, Inc. is a private American multinational corporation founded in 2002 and headquartered in , , specializing in the design, manufacturing, and distribution of IP voice and video communications equipment, including systems, networking solutions, video , and platforms. The company offers a comprehensive portfolio of products such as carrier-grade and mid-range IP phones, access points, network switches, routers, audio/video conferencing systems, solutions (both on-premise and cloud-based), analog telephone adapters (ATAs), VoIP gateways, facility access controls, SIP intercoms, paging systems, and cloud management platforms, all engineered for reliability, scalability, and integration to enhance business productivity. With over 500 employees worldwide (as of 2024) and a presence in more than 150 countries, Grandstream operates regional offices in and (USA), , , , , and to support its global distribution network and provide localized technical assistance. Recognized for its innovation, the company has been a previous winner of Frost & Sullivan's Enterprise IP Endpoints Company of the Year Awards (), while maintaining profitable growth with strong double-digit compound annual sales increases since inception.

History

Founding and early years

Grandstream Networks was founded in 2002 by and other early team members in a modest apartment, with the initial goal of developing some of the world's first Session Initiation Protocol (SIP)-based Voice over Internet Protocol (VoIP) devices. The company emerged during the nascent stages of VoIP technology, aiming to provide affordable IP communications solutions that could disrupt the dominance of costly traditional systems. This founding vision was driven by the recognition of an underserved market for small and medium-sized businesses (SMBs) as well as residential users, who were often priced out of enterprise-grade communication tools. Incorporated as a private corporation and headquartered in , , Grandstream focused exclusively on SIP-based VoIP hardware in its early days, emphasizing cost-effectiveness and ease of integration into existing networks. The company's motivations stemmed from the challenges of high costs and limited accessibility in conventional phone systems, positioning Grandstream to offer budget-friendly alternatives that enabled broader adoption of IP telephony without requiring significant infrastructure overhauls. In 2003, Grandstream launched its inaugural products: the BT100, a basic IP phone designed for straightforward voice calls over IP networks, and the HT286, a single-line Analog Telephone Adapter (ATA) that allowed traditional analog phones to connect to VoIP services. These devices marked Grandstream's entry into the market, quickly gaining traction among North American users seeking economical VoIP options for home and small office setups. By maintaining a lean operation and prioritizing affordability, the company achieved initial growth through rapid adoption in the region, supported by its innovative approach to SIP technology that catered directly to the needs of cost-conscious consumers and businesses.

Key product launches

In 2005, Grandstream launched the GXV3000, recognized as the industry's first IP video phone, which integrated video calling capabilities with VoIP telephony to enable real-time visual communication over IP networks. This innovation marked a significant advancement in desktop communication devices, combining a large adjustable color LCD screen, VGA camera, and SIP compatibility to support bandwidth-efficient video conferencing. By 2008, the company expanded its portfolio beyond core VoIP products by entering the IP video surveillance market with compatible cameras and management software, enhancing security integration for business environments. In the same year, Grandstream introduced its first IP-PBX systems, providing cost-effective, feature-rich solutions for enterprise and on-premise telephony management. The 2013 debut of the UCM series IP PBXs represented a pivotal step in scalable , offering all-in-one appliances that supported up to 500 users and integrated voice, video, and data features without licensing fees. These systems facilitated easy deployment for small to medium businesses, emphasizing zero-configuration provisioning and hybrid compatibility to streamline operations. In , Grandstream pioneered affordable video conferencing hardware with the GVC series, including models like the GVC3200, which supported Full HD video, multi-party calls, and app integration via Android OS to make immersive collaboration accessible to SMBs. The year 2016 saw the launch of IPVideoTalk, Grandstream's first cloud-based service for video, audio, and , enabling global meetings with plug-and-play integration across GVC devices and support. Concurrently, the company introduced its initial networking solutions through the GWN series, encompassing access points, switches, and routers designed for secure, high-performance enterprise networks. By 2017, coinciding with its 15th anniversary, Grandstream expanded into facility access management with the GDS series of door access systems, providing SIP-based intercoms and video door stations for integrated building security. At this milestone, the company's portfolio exceeded 65 products, reflecting broad diversification across communications and surveillance categories. These launches from the mid-2000s to late solidified Grandstream's market position, establishing it as the top manufacturer of analog telephone adapters (ATAs) and a leading producer (top 2) of IP video phones by the mid-, while ranking among the four largest IP phone makers globally.

Recent developments

Following the , Grandstream Networks expanded its cloud-based integrations and solutions from 2020 to 2023, focusing on enhancing the UCM ecosystem to support hybrid environments. The company enhanced existing tools like the Grandstream Device Management System (GDMS), originally launched in , for centralized provisioning and monitoring of remote devices, enabling seamless deployment of IP communications and solutions across distributed workforces. Additionally, the UCM6300 series ecosystem was recognized for providing complete on-site and remote platforms, earning the 2021 TMCnet Pioneer Award for its role in bridging office and home setups. These developments addressed the surge in demand for , with Grandstream emphasizing scalable mobility solutions for small-to-medium businesses adapting to hybrid models. In November 2024, Grandstream reported a incident on its GDMS servers involving suspicious activity targeting certain device accounts, including potential compromise of SIP credentials leading to unauthorized calls for some users. The company initiated an investigation with , recommended immediate password changes, and confirmed no widespread customer data breach. In 2024, Grandstream launched the GCC6010 series, an all-in-one UC and networking convergence platform that integrates VPN routing, firewalls, , and network switching to streamline business communications and in a single device. The company also released the DP735, a ruggedized DECT IP phone featuring IP67 waterproof and dustproof protection, supporting up to 20 SIP accounts and designed for in demanding environments like warehouses and retail stores. Grandstream continued its innovation in 2025 with the introduction of tri-band 7 access points, including the GWN7672 model offering up to 11 Gbps aggregate speeds and optimized for medium-to-high-density deployments. The firm also unveiled Layer 2 Lite managed 2.5-Gigabit network switches, such as the GWN7721(P) series with 8x 2.5G Ethernet ports and 2x 10G SFP+ uplinks, supporting flexible and on-premise management for scalable enterprise networks. Further advancing convergence, the GCC6020 series was released as a comprehensive platform combining routing, next-generation firewalls, , and switching to unify UC and networking needs. To bolster its global reach, Grandstream announced a distribution partnership with Rectus Technologies in in June 2025, aiming to enhance access to its UC and networking solutions for IT integrators in the region and support high-density deployments. The company's products are deployed in over 150 countries, underscoring its position as a leading provider of solutions with advanced management platforms like GDMS and GWN Manager for efficient monitoring and . Looking ahead, Grandstream is investing heavily in 7 technologies to drive enterprise scalability, with ongoing developments in outdoor access points like the GWN7670LR for extended coverage in challenging environments.

Products

IP voice and video

Grandstream's IP voice and video portfolio centers on the GXP and GXV series, which provide endpoint devices for voice-over-IP (VoIP) communications tailored to environments. The GXP series encompasses a range of IP desk phones from basic to enterprise-grade models, such as the entry-level GXP1625, which supports HD audio, Power over Ethernet (PoE), and up to three SIP accounts for straightforward call handling. Higher-end models like the GXP2170 extend this with support for six SIP accounts, 12 line keys, and five-way voice conferencing, enabling efficient management of high-volume calls in office settings. Key features across the GXP lineup include XML-based customization for user interfaces, Electronic Hook Switch (EHS) compatibility for wireless headsets, and seamless integration with platforms like and Zoom, facilitating hybrid work setups. The GXV series builds on this by incorporating video capabilities, running on Android operating systems with touchscreen interfaces; for instance, the GXV3370 features a 5-inch display, a built-in megapixel camera, and support for up to 16 SIP accounts, allowing simultaneous voice and video sessions. These devices emphasize open SIP standards for interoperability with various PBX systems, while advanced audio enhancements like dual-microphone setups with ensure clear communication in noisy environments. Designed primarily for small and medium-sized businesses (SMBs) as well as larger enterprises seeking cost-effective VoIP solutions, these phones support remote through features like HD video up to and multi-way audio conferencing, reducing reliance on separate video tools. The evolution of these lines traces back to Grandstream's introduction of the GXV3000, the industry's first IP video phone, progressing to modern iterations with Android integration and AI-driven noise cancellation via technologies like Noise Shield 2.0 for superior call quality. Grandstream offers dozens of models across its IP telephony lines, differentiating itself as an affordable, reliable alternative to premium brands like and Poly, prioritizing open standards and scalability without proprietary lock-in.

Gateways and ATAs

Grandstream Networks offers a range of gateways and analog adapters (ATAs) designed to bridge traditional analog systems with IP-based VoIP networks, enabling hybrid communication environments. These devices support the conversion of analog signals to digital SIP/RTP formats, facilitating the integration of legacy equipment into modern setups. The HT series ATAs, such as the HT812 model, provide compact solutions for small-scale deployments with features like two FXS ports and support for two SIP profiles per device, allowing users to connect analog phones or machines directly to VoIP services. Similarly, the GXW series gateways, including the GXW4216, cater to larger installations with up to 16 FXS ports for high-density analog-to-IP conversions. These product lines ensure compatibility with standard SIP environments and leading IP-PBX systems. Key features of Grandstream's gateways and ATAs include support for FXS and FXO ports to handle analog line connections, TLS and SRTP encryption for secure call transmission, advanced echo cancellation to minimize , and compatibility with PRI/E1/T1 trunks on select GXW4500 series models for digital PSTN integration. These capabilities enhance voice quality and reliability in mixed analog-digital networks. In practical applications, these devices support the migration of PSTN lines to VoIP infrastructures by converting analog calls to SIP, reducing costs while preserving existing hardware investments. They are commonly used in settings, such as hotels, to extend VoIP services to room-based analog extensions without full system overhauls. Additionally, they enable cost-effective integrations with legacy PBX systems, allowing businesses to phase in IP telephony gradually. Technical specifications highlight robust management options, including provisioning via for automated configuration and compatibility in supported models to future-proof deployments. While call recording capacities vary by integration, these devices offer up to 1200 minutes when paired with compatible systems, emphasizing for enterprise use. Grandstream holds a leading position as the top global manufacturer of ATAs, with millions of units deployed worldwide to enable seamless hybrid analog-IP transitions across various industries.

IP PBXs and unified communications

Grandstream Networks offers a range of solutions through its UCM series, which serves as the core of its ecosystem, enabling integrated voice, video, and collaboration features for businesses. The UCM series, based on the open-source 16 platform, provides on-premise deployment options that consolidate multiple communication functions into a single hardware appliance, eliminating the need for separate servers or vendors for basic operations. These systems support scalable deployments from small offices with as few as three users to large enterprises handling up to 3,000 users and 450 concurrent calls, depending on the model such as the UCM6300 series. Key features of the UCM series include built-in call center capabilities with queue management and agent monitoring, integrated video conferencing for up to 250 participants, and support for via the Wave mobile and desktop application. The platform facilitates CRM integrations, such as with , through RESTful APIs that allow call logging, contact synchronization, and click-to-dial functionality directly from CRM interfaces. Zero-touch provisioning simplifies deployment by automatically configuring compatible Grandstream SIP endpoints without manual intervention, leveraging the Grandstream Device Management System (GDMS) for remote management. Technically, the UCM series employs a with expandable ports for analog and digital interfaces, supporting up to 500 extensions in ecosystems like the UCM6300, and includes API-driven extensibility for custom applications. It offers LDAP and integration for seamless user authentication and directory synchronization across enterprise environments, ensuring compatibility with existing IT infrastructure. For reliability, features provide through hot standby clustering, minimizing during hardware failures or . Complementing the on-premise UCM series, Grandstream's CloudUCM platform delivers a cloud-based PBX alternative, ideal for hybrid or fully remote setups, with scalability up to 200 users and 64 concurrent calls across tiered plans from Startup to Business. This service incorporates similar unified features, including video conferencing with WebRTC support for browser-based access, mobile apps for iOS and Android, and integrations with CRM tools like Salesforce and Microsoft Teams for enhanced productivity in distributed teams. CloudUCM emphasizes remote work applications by enabling secure access to voice calls, chat, and meetings from any device, backed by AWS infrastructure for 99.99% uptime and zero-touch provisioning via GDMS. In June 2025, Grandstream introduced the GCC6020 Series, an all-in-one and networking convergence solution that integrates , Wi-Fi access points, and Layer 2 switching into a single device for simplified deployments in small to medium businesses. A primary differentiator of both UCM and CloudUCM solutions is their all-in-one architecture, which bundles core PBX functionalities—such as unlimited extensions, call routing, and collaboration tools—without additional licensing fees, reducing for small to medium-sized businesses (SMBs) and enterprises seeking integrated ecosystems over multi-vendor setups. These platforms support mechanisms and modular scaling, allowing seamless transitions between on-premise and cloud deployments while maintaining compatibility with Grandstream's telephony endpoints.

Networking solutions

Grandstream Networks' networking solutions are centered on the GWN series, which provides comprehensive wired and wireless infrastructure for enterprise environments, including access points, routers, and switches designed for secure and scalable connectivity. The GWN series includes access points such as the GWN7660, a model supporting up to 1.77 Gbps aggregate wireless throughput with MU-MIMO technology for efficient multi-device handling. Routers like the GWN7000 series incorporate VPN and capabilities, enabling secure remote access and traffic optimization across multiple WAN links. Layer 2 and Layer 3 switches, including managed models in the GWN7800 and GWN7820 series, offer advanced features like segmentation, QoS prioritization, and PoE++ powering for high-performance data distribution. Key features of the GWN series emphasize modern wireless standards, with tri-band Wi-Fi 7 support delivering up to 11 Gbps throughput on models like the GWN7672, enhanced by MU-MIMO, OFDMA, and multi-link operation for low-latency performance in dense networks. Cloud-based management through GWN.Cloud or GDMS Networking allows centralized provisioning, real-time monitoring, and unlimited device scaling, while on-premise options via embedded controllers support zero-touch deployment for rapid setup and local network management of up to 50 access points through a simple graphical web interface, without requiring a constant dedicated controller. The series is economical, offering high-performance features with controller software at no extra cost and good coverage capabilities, such as up to 350-meter range in outdoor models. PoE++ compatibility powers devices up to 60W, facilitating installations without additional cabling. These solutions are tailored for high-density settings such as offices and hotels, where seamless ensures uninterrupted connectivity across large areas, and built-in guest portals enable secure visitor access with customizable authentication. In 2025, Grandstream introduced Layer 2 Lite 2.5G switches in the GWN7721(P) series, featuring eight 2.5 ports and two 10 Gigabit SFP+ uplinks for enhanced bandwidth in SMB networks, alongside outdoor 7 access points like the GWN7670LR, which supports up to 3.6 Gbps and 350-meter range for IoT and security system integrations in external environments. Technical specifications highlight robustness, with individual access points handling up to 512 concurrent client devices and embedded controllers managing up to 50 access points locally, while cloud platforms offer unlimited capacity. Zero-touch provisioning streamlines deployment, and the series integrates with Grandstream's UCM platform for convergence, allowing synchronized management of networking and UC elements in a single interface.

Video surveillance

Grandstream Networks entered the video surveillance market in 2008, introducing its initial lineup of IP cameras under the GXV series to complement its VoIP offerings. These early models, such as the GXV3611IR_HD, provided HD resolution video capture with capabilities, enabling 24-hour monitoring in low-light conditions. Over time, the product line evolved to the current GSC series, which maintains compatibility with legacy systems while incorporating modern standards for enhanced performance and integration. This progression reflects Grandstream's focus on scalable security solutions for both residential and commercial environments. The GSC series IP cameras, including models like the GSC3615 bullet camera and GSC3610 dome camera, deliver full HD resolution (1920x1080) for clear imaging in diverse settings. Key features include compliance for seamless interoperability with third-party video management systems, H.265 video compression to optimize bandwidth and storage efficiency, and advanced motion detection that triggers alerts for suspicious activity. Additional capabilities encompass two-way audio support via SIP/VoIP for remote communication, smart technology for automatic night vision adjustment up to 20 meters, and weatherproof IP67 ratings on outdoor models to withstand harsh environmental conditions. (PoE) integration simplifies deployment by combining power and data over a single cable. These cameras are ideal for applications in retail stores, offices, warehouses, and building entrances, where they enable real-time monitoring and event-based recording. For video management, Grandstream's current solution is the GSurf Pro software, a free video management system (VMS) supporting up to 72 channels for live viewing, recording, and playback across multiple sites. It offers features like motion detection alerts, remote access via mobile apps, and integration with ONVIF-compliant cameras. Legacy hardware options include the GVR series NVRs, such as the GVR3550 (from 2015), which supported up to 24 channels of HD recording or 12 channels of HD, with up to 16TB of internal storage across four HDD bays and 0/1 support. Users can access live feeds and recordings remotely via the GSurf Pro mobile app, which provides push notifications for motion events and easy playback on smartphones or tablets. Integration with Grandstream's UCM series IP PBXs allows cameras to function as intercom endpoints, enabling two-way video calls for and verification. While the underlying networking handles transmission, GSurf Pro focuses on centralized recording and management to streamline operations.

Conferencing and collaboration

Grandstream Networks offers a range of hardware and software solutions designed to facilitate video and audio conferencing for business environments, emphasizing ease of deployment and integration for small to medium-sized businesses (SMBs). The GVC series of video conferencing endpoints, such as the GVC3210, serves as a core product line, providing Android-based systems that support multi-point video calls with high-definition capabilities. These devices run on Android 6.x OS with access to the Google Play Store, enabling seamless integration with popular video and web conferencing services. The GVC3210 features a 16-megapixel sensor with a 90-degree and electronic pan-tilt-zoom (ePTZ) for flexible camera control, supporting up to 4K Ultra HD video resolution for clear visuals in group settings. Audio performance is enhanced by a built-in four-microphone array with beam-forming technology and Noise-Shield noise cancellation, delivering 360-degree pickup suitable for room-based discussions. Bring-your-own-device (BYOD) functionality is supported through , dual-band , HDMI inputs/outputs, and USB ports, allowing users to connect personal peripherals like keyboards or external cameras without additional hardware. Content sharing is facilitated via wireless projection, enabling up to sharing from laptops or mobiles during sessions. Complementing the GVC series are personal audio devices like the GMD1208 , which extends audio coverage for larger spaces. This desktop unit incorporates eight omnidirectional microphones with a 5-meter pickup range and dynamic beam-forming, pairing via proprietary 2.4GHz wireless technology or for high-definition voice quality. When integrated with audio conferencing units like the GAC2570, it expands 360-degree audio pickup to up to 20 meters, supporting full-duplex speakerphones for natural conversations. These features make the solutions ideal for boardrooms, huddle spaces, and remote team collaborations. Grandstream's conferencing tools integrate with (SIP) and standards, ensuring compatibility with third-party platforms such as Zoom and through the IPVideoTalk service or direct endpoint connections. This interoperability allows for hybrid meetings where GVC devices join sessions hosted on external services, supporting up to nine-way video conferences and screen sharing. For facility access in collaborative environments, the GDS3710 HD video door system provides SIP video streaming and two-way intercom capabilities, enabling remote participants to view and interact with door feeds during meetings. Device management is streamlined via the Grandstream Device Management System (GDMS), a cloud-based platform that provisions, monitors, and troubleshoots conferencing hardware in real-time. GDMS supports batch configurations, upgrades, and intelligent alarms for GVC and GMD devices, reducing administrative overhead for IT teams. What differentiates Grandstream's offerings is their focus on affordable, all-in-one kits that minimize setup complexity—such as bundled GVC systems with wireless mics and cameras—tailored for SMBs seeking robust without enterprise-level costs.

Operations and leadership

Executive leadership

David Li serves as the founder, Chairman, and CEO of Grandstream Networks, a position he has held since establishing the company in 2002. From the company's headquarters in , , Li oversees overall strategy and innovation, guiding Grandstream's focus on and networking solutions. Xiang Wei is the Chief Technology Officer (CTO) and Vice President of Engineering at Grandstream Networks. In this role, Wei leads efforts, particularly in VoIP and networking technologies, ensuring the company's products remain at the forefront of technological advancements. Bill Zhang holds the position of Vice President of Technology and Support, where he manages global operations and product reliability initiatives to maintain high standards across Grandstream's offerings. Peter Wang serves as Vice President of Hardware Engineering and Supply Chain, responsible for overseeing manufacturing processes and logistics to support efficient production and distribution of the company's hardware solutions. Under this executive leadership, Grandstream Networks has emphasized cost-effective solutions based on open standards, such as SIP protocols, which have driven broad interoperability, price competitiveness, and company growth to over 500 employees.

Global presence and facilities

Grandstream Networks is headquartered in , , , at 126 Brookline Avenue, 3rd Floor, where it serves as the primary center for (R&D) as well as administrative operations. This location oversees product innovation and strategic decision-making for the company's and networking solutions. The company maintains regional offices in several key locations to support sales, operations, and local market needs, including , (at 1208 John Reed Court, City of Industry), and , (at 2301 West Plano Parkway, Suite 208, Plano). Additional regional presence includes facilities in for manufacturing and R&D, as well as sales offices in , , , and partner-supported operations in Spain (). Manufacturing is primarily based in Shenzhen, , leveraging efficient production capabilities while design and core R&D remain centered in the United States to ensure and innovation alignment. Grandstream's distribution network spans the globe, with an extensive array of channel partners enabling product availability in over 150 countries. This network supports deployments for enterprises and small businesses worldwide, emphasizing reliable access to IP voice, video, and networking solutions through authorized distributors and resellers. The company's growth strategy includes strategic partnerships to expand into emerging markets, such as multiple distribution agreements in India announced in 2025, including with GO IP Global Services Pvt. Ltd. and Rectus Technologies, which enhance channel access for IT integrators and broaden market penetration in the region. These initiatives build on Grandstream's model of U.S.-led design combined with Asian manufacturing to optimize global scalability and efficiency.

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