The Grandstream GHP631W is a compact, programmable IP telephone engineered for hotel rooms, hospitals, apartments, and student dormitories. Featuring a sleek black finish, integrated Wi-Fi 6, and a high-resolution colour display, it offers robust enterprise telephony features tailored for hospitality environments.
Technical Specifications
- Manufacturer: Grandstream
- Part Number / SKU: GHP631W
- Product Type: Compact Hotel IP Phone with Colour LCD and Wi-Fi
- Colour: Black
- Display: 3.5-inch high-resolution (480 x 320) colour LCD graphic display
- SIP Accounts & Lines: 2 SIP accounts and 2 lines
- Wi-Fi Standards: Integrated dual-band 2.4 GHz and 5 GHz 802.11a/b/g/n/ac/ax (Wi-Fi 6)
- Network Ports: 1 x 10/100 Mbps Ethernet port with auto-negotiation and integrated PoE Class 2
- Keypad Layout: 26 keys total, including 6 context-sensitive soft keys, 12 standard telephone digit keys (configurable as speed-dials), 5 function keys (Flash, Redial, Hands-free, Voice Mail, Hold), and 3 volume control keys (Up, Down, Mute with red LED)
- Audio & Codecs: HD handset supporting wideband audio, full-band OPUS voice codec, and advanced jitter-resilience algorithm supporting up to 30% packet loss
- Auxiliary Ports: USB Type-C charging port for mobile phone charging (500mA)
- Power Supply: Power over Ethernet (PoE), included power adapter (100–240Vac input, 12V/0.5A output), or USB Type-C
- Operating Temperature: 0°C to 40°C
- Operating Humidity: 10% to 90% non-condensing
- Dimensions: 210 x 147 x 89.8 mm (with handset and base stand)
- Weight: 0.668 kg
- Management & Provisioning: Grandstream Device Management System (GDMS) for cloud-based configuration, provisioning, and monitoring
Key Features
- Wi-Fi 6 Connectivity: Equipped with built-in dual-band Wi-Fi 6 to allow seamless cable-free network deployments and flexible room placement.
- High-Resolution Colour Display: Features a clear 3.5-inch colour screen that supports customisable hotel branding, logos, and service information.
- Hearing Aid Compatibility: Fully compliant with Hearing Aid Compatibility (HAC) standards to ensure accessibility for guests with hearing impairments.
- Enterprise-Grade Security: Includes secure boot, unique security certificates per device, random default passwords, and 256-bit AES encrypted configuration files.
- Flexible Mounting & Power: Can be installed on a desktop or mounted directly onto a wall, powered flexibly via PoE, the supplied power brick, or a local power source.
- Centralised Management: Fully supported by GDMS, enabling administrators to remotely manage, provision, and troubleshoot large fleets of devices from a single cloud interface.









