Part of the GRP series of Carrier-Grade IP Phones, the GRP2603 is an essential 3-line model designed with zero touch provisioning for mass deployment and easy management. It features a sleek design and a suite of next generation features including: 5-way voice conferencing to maximize productivity, integrated PoE (GRP2603P), full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity, EHS support for Plantronics, Jabra, and Sennheiser headsets and multi-language support. The GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images and encrypted data storage. For cloud provisioning and centralized management, the GRP2603 is supported by Grandstream’s Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor deployments of Grandstream endpoints. Built for the needs of on-site or remote desktop workers and designed for easy deployment by enterprises, service providers and other high volume markets, the GRP2603 offers an easy to-use and easy-to-deploy voice endpoint.
GRP2603(P)
3-Line Essential IP Phone Designed for Mass Deployment and Easy Management
The GRP2603 features 5-way voice conferencing to maximize productivity, integrated PoE (GRP2603P) and is supported by Grandstream’s Device Management System (GDMS).
Description
Features
- 3 lines, 6 SIP accounts, up to 3 call appearances
- Supported by GDMS which provides a centralized interface to configure, provision, manage and monitor Grandstream devices
- Electronic Hook Switch (EHS) support for Plantronics, Jabra, and Sennheiser headsets
- Full-duplex speakerphone with HD audio to maximize audio quality and clarity
- Equipped with noise shield technology to minimize background noise
- Dual switched autosensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE (GRP2603P only)
- Supports 5-way audio conferencing for easy conference calls
- Enterprise-level protection including secure boot, dual firmware images, and encrypted data storage
- Swappable faceplate to allow for easy logo customization








GRP2604(P)
GRP2604(P)
3-Line Essential IP Phone Designed for Mass Deployment and Easy Management
The GRP2604 features 5-way voice conferencing to maximize productivity, integrated PoE (GRP2604P) and is supported by Grandstream’s Device Management System (GDMS).
Product datasheets
...
3-Line Essential IP Phone Designed for Mass Deployment and Easy Management
The GRP2604 features 5-way voice conferencing to maximize productivity, integrated PoE (GRP2604P) and is supported by Grandstream’s Device Management System (GDMS).
Product datasheets
...
GXP1630
GXP1630
A Small Business Gigabit IP Phone
Our most powerful entry-level Basic IP phone, the GXP1630 delivers an effective communications platform for access to quick call control. Delivering a vibrant and clear user-interface, this device is a perfect solution for those who handle low to medium call...
A Small Business Gigabit IP Phone
Our most powerful entry-level Basic IP phone, the GXP1630 delivers an effective communications platform for access to quick call control. Delivering a vibrant and clear user-interface, this device is a perfect solution for those who handle low to medium call...
DP750
DP750
Long-range DECT VoIP Base Station
The DP750 is a powerful DECT VoIP base station that pairs with up to 5 of Grandstream’s DECT handsets to offer mobility to business and residential users. A seamless, unified interaction can be achieved through the DP750, by giving all handsets a shared SIP...
Long-range DECT VoIP Base Station
The DP750 is a powerful DECT VoIP base station that pairs with up to 5 of Grandstream’s DECT handsets to offer mobility to business and residential users. A seamless, unified interaction can be achieved through the DP750, by giving all handsets a shared SIP...
GHP630(W) & GHP631(W)
GHP630(W) & GHP631(W)
Compact Hotel Phones with color LCD Ideal for Hotel Deployments and Other Similar Environments
The GHP630(W) & GHP631(W) include an HD speaker on the handset, 2 SIP accounts/lines, 10 speed dial keys and 6 context-sensitive soft keys and includes 2 models with integrated...
Compact Hotel Phones with color LCD Ideal for Hotel Deployments and Other Similar Environments
The GHP630(W) & GHP631(W) include an HD speaker on the handset, 2 SIP accounts/lines, 10 speed dial keys and 6 context-sensitive soft keys and includes 2 models with integrated...
GXP1610 / GXP1610 / GXP1615
GXP1610/GXP1610P/GXP1615
A simple and reliable IP Phone
A simple IP phone for small business users, the GXP1610/GXP1610P/1615 delivers a user-friendly VoIP calling experience in a very easy-to-use IP phone. Built-in PoE 802.3af is used to power the GXP1610P or GXP1615 and give it a network connection.
...
A simple and reliable IP Phone
A simple IP phone for small business users, the GXP1610/GXP1610P/1615 delivers a user-friendly VoIP calling experience in a very easy-to-use IP phone. Built-in PoE 802.3af is used to power the GXP1610P or GXP1615 and give it a network connection.
...
GRP2670
GRP2670
12-Line Professional IP Phone Designed for Mass Deployment and Easy Management
The GRP2670 features 48 virtual multi-purpose keys (VPKs), integrated Wi-Fi, Bluetooth support, a 7-inch touchscreen and more, and is supported by Grandstream’s Device Management System (GDMS).
Product datasheets
...
12-Line Professional IP Phone Designed for Mass Deployment and Easy Management
The GRP2670 features 48 virtual multi-purpose keys (VPKs), integrated Wi-Fi, Bluetooth support, a 7-inch touchscreen and more, and is supported by Grandstream’s Device Management System (GDMS).
Product datasheets
...