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Grandstream GHP631 Compact Hotel IP Phone, 3.5" Color LCD, 2 SIP Lines, PoE, Black

Part number GHP631
  • 2 SIP accounts, 2 lines
  • 3-way audio conferencing for easy conference calls
  • 3.5" high-resolution (480x320) color LCD
  • Includes one 100Mbps network port with PoE
  • USB Type-C charging port for modern smart phone charging
  • GDMS online device management and provisioning
  • Enterprise-level protection including secure boot
IP Phone SIP PoE Color Screen HD Voice Hotel Phone Grandstream
Price
⃁ 248.92 ⃁ 248.92 ⃁ 324.11 Save 23%
⃁ 248.92 ⃁ 324.11
(Tax excluded)
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  • Delivery within 4–10 business days across Saudi Arabia
  • Warranty according to the manufacturer
  • Tax invoice with every order
  • Technical support before and after purchase

Not sure this model fits your setup? Read the buying guide

Official datasheetGrandstream_GHP631_Datasheet.pdf Download

Overview of Grandstream GHP631

The Grandstream GHP631 is a compact, easy-to-use hotel IP phone in black that can be programmed and customized to the needs of hotels and their guests. It offers an HD handset, 2 SIP accounts/lines, 6 context-sensitive soft keys, 10 speed-dial keys and 3-way voice conferencing, with full-band Opus support and an advanced jitter-resilience algorithm that tolerates up to 30% packet loss without impacting voice quality. The phone is powered by PoE through its single 10/100 Mbps port, can be installed on a desk or wall, offers hearing aid compatibility (HAC) and a USB Type-C charging port, and is managed centrally through GDMS. It suits hotels, serviced apartments, dormitories, hospitals and retail stores.

Technical Specifications – Grandstream GHP631

General

SIP ProtocolsSIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, TLS, SRTP

Network

Network ProtocolsIPv4, IPv6, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, SSH, TFTP, NTP, STUN, LLDP, TR-069, 802.1x
Network InterfacesOne auto-negotiation 10/100 Mbps ethernet port integrated PoE Class 2
Wi-FiNo

Display & Keys

Graphic Display3.5" High-Resolution (480x320) Color LCD
Feature Keys26 keys: 6 context-sensitive soft keys; 12 standard phone digit keys (0-9 speed dial configurable via web page, *, #); 5 function keys (Flash, Redial, Hands-free, Voice Mail, Hold); 3 volume control keys Up/Down/Mute (with red LED)

Audio

HD AudioOne HD handset support for wide band audio
Voice Conferencing2 SIP accounts and lines, up to 3-way conference
Voice Codecs and CapabilitiesSupport for G.729A/B, G.711µ/a-law, G.726, G.722 (wide-band), G.723, iLBC, full band Opus, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJB

Telephony

Telephony FeaturesDial, Answer, Redial, Flash, Hands-free, Voice Mail (with the server), Transfer, Conference, Hold/Unhold, Mute/Unmute, flexible dial plan, speed dial, server redundancy & fail-over
Advanced FeaturesMulticast paging and E911 service; GDS door opening; advanced jitter-resilience algorithm

General

USBUSB Type-C port for charging external devices (500mA MAX)

Physical

Wall Installation1 Wall Mountable Base

Network

QoSLayer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS

Security & Management

SecuritySecure boot, random default password, unique security certificate per device, administrator level passwords, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control
Multi-languageEnglish, Spanish, French, Chinese (pending)
Upgrade/ProvisioningFirmware upgrade via FTP / TFTP / HTTP / HTTPS, fast boot in 15 seconds, mass provisioning using GDMS/TR-069 or AES encrypted XML configuration file
Device ManagementYes, GDMS

Power

Power SupplyIntegrated PoE Class 2 (no power adapter included)

Environment

Operating Temperature0°C to 40°C
Storage Temperature-10°C to 60°C
Humidity10% to 90% (Non-condensing)

Physical

Package ContentGHP phone, handset with cord, base stand, Quick Installation Guide
ColorBlack
Unit Size210mm (L) x 147mm (W) x 89.8mm (H) (with handset and base stand)
Unit Weight601g
Package Weight824g

Compliance

FCCPart 15 Subpart B, Class B; Part 68. 316/317
CEEN 55032; EN 55035; EN IEC 61000-3-2; EN 61000-3-3; EN IEC 62368-1
UKCABS EN 55032; BS EN 55035; BS EN IEC 61000-3-2; BS EN 61000-3-3; BS EN 62368-1
RCMAS/NZS CISPR32; AS/NZS 62368.1; AS/CA S004
ICICES-003; CS-03 Part V

Source: Grandstream official website and datasheet. Specifications are subject to change by the manufacturer.

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PRACTICAL ANSWERS

IP phone questions

How do I choose an IP phone for an employee?

Start with the person’s daily call workflow, required keys, headset use and desk connectivity. Check the exact model against the PBX and provisioning method rather than selecting only by screen size or appearance.

Does an IP phone need a separate power adapter?

Check the phone’s supported power options, what is included in the package and the capabilities of the connected switch. Confirm that the complete proposed arrangement can power every phone, not just a single test device.

Will my headset work with the new phone?

Compare the headset and phone model numbers, connector type and any required adapter or call-control support. Ask to test answering, ending and muting a call with the intended combination before equipping a team.

Can a phone be used by a remote employee?

Confirm the PBX’s supported remote deployment method and the employee’s network requirements. Plan secure provisioning and support responsibilities; do not expose administration interfaces or assume a phone can be moved without configuration.

How should I compare phone models for a reception desk?

List the extensions the receptionist handles, the required transfer workflow and any need for expansion keys or a headset. Evaluate the full workflow with the PBX, including the features actually licensed and supported.

What should I check before deploying many IP phones?

Test a small representative group first, then review network ports, power, provisioning, user labels and the rollback plan. Keep an inventory linking each physical device to its intended user or location.

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