The GHP Series of hotel phones feature the GHP620/GHP620W and GHP621/GHP621W, easy-to-use IP phones for any hotel room that can be programmed and customized based on the needs of hotels and their guests. The GHP620W and GHP621W models are equipped with integrated dual-band Wi-Fi to support wireless deployments. This Series features an HD speaker, 2 SIP accounts/lines, 6 programmable keys, 10-speed dial keys, 3-way voice conferencing, supports the full-band OPUS voice codec, and provides an advanced jitter resilience algorithm that tolerates up to 30% packet loss without impacting voice quality. The GHP Series is supported by Grandstream’s Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor deployments of Grandstream endpoints. GHP series IP phones can be installed on desktop or wall-mounted and can be powered by PoE (GHP620/GHP621), power adapter (GHP620W/GHP621W), and USB Type-C charger. Thanks to a sleek and compact design, the GHP620/GHP620W and GHP621/GHP621W are the ideal fit for not only hotels but also apartments, dormitories, hospitals, retail, and much more.
GHP620(W) & GHP621(W)
Compact Hotel Phones Ideal for Hotel Deployments and Other Similar Environments
The GHP620(W) & GHP621(W) include an HD speaker on the handset, 2 SIP accounts/lines, 10 speed dial keys and 3 programmable keys and includes 2 models with integrated dual-band Wi-Fi support (GHP620W and GHP621W.)
Description
Features
- 2 SIP Accounts, 2 Lines
- GDMS online device management and provisioning
- 3-way audio conferencing for easy conference calls
- Integrated dual-band 2.4GHz & 5GHz 802.11 a/b/g/n/ac (GHP620W & GHP621W only)
- Includes one 100Mbps network port with PoE (GHP620 & GHP621 only)
- Swappable faceplate to allow for easy customization
- Hearing Aid Compatibility (HAC)
- Enterprise-level protection including secure boot

WP822
WP822
Cordless Wi-Fi IP Phone with Integrated Dual-Band 802.11a/b/g/n/ac and 8-hour talk time
The WP822 includes advanced antenna design and roaming support. By adding 8-hour talk time and HD voice with dual-MICs, the WP822 offers an affordable option and comes equipped with a combination of features,...
Cordless Wi-Fi IP Phone with Integrated Dual-Band 802.11a/b/g/n/ac and 8-hour talk time
The WP822 includes advanced antenna design and roaming support. By adding 8-hour talk time and HD voice with dual-MICs, the WP822 offers an affordable option and comes equipped with a combination of features,...
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...
GRP2650
GRP2650
14-Line Professional IP Phone Designed for Mass Deployment and Easy Management
The GRP2650 features 56 multi-purpose keys (MPKs), integrated Wi-F and PoE,, a 5-inch color LCD display and more, and is supported by Grandstream’s Device Management System (GDMS).
Product datasheets
Product...
14-Line Professional IP Phone Designed for Mass Deployment and Easy Management
The GRP2650 features 56 multi-purpose keys (MPKs), integrated Wi-F and PoE,, a 5-inch color LCD display and more, and is supported by Grandstream’s Device Management System (GDMS).
Product datasheets
Product...
GRP2636
GRP2636
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Product...
12-Line Professional IP Phone Designed for Mass Deployment and Easy Management
The GRP2624 features 24 multi-purpose (MPK) extension keys with paper slot, integrated Wi-Fi and POE, a 4.3-inch LCD color LCD and more, and is supported by Grandstream’s Device Management System (GDMS).
Product...
GRP2634
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The GRP2634 features 32 virtual multi-purpose keys (VPK), 10 multipurpose keys (MPK), integrated Wi-Fi, Bluetooth support, a color LCD with swappable face plates for easy logo customization and more, and is supported...
8-Line Professional IP Phone Designed for Mass Deployment and Easy Management
The GRP2634 features 32 virtual multi-purpose keys (VPK), 10 multipurpose keys (MPK), integrated Wi-Fi, Bluetooth support, a color LCD with swappable face plates for easy logo customization and more, and is supported...
GRP2603(P)
GRP2603(P)
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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).
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