---
title: Grandstream 2 Line WiFi 6 Hotel Phone - Black
date: 2024-09-26T21:35:11Z
modified: 2026-05-12T13:02:18Z
permalink: "https://tech.co.za/product/grandstream-2-line-wifi-6-hotel-phone-black/"
type: product
status: publish
excerpt: 2-line, 6 programmable keys, 10 speed dial keys, 3-way voice conferencing, Opus, Non-POE
wpid: 509973
product_brand:
  - Grandstream
product_type:
  - simple
product_visibility:
  - featured
product_cat:
  - VoIP Phones
featured_image: "https://tech.co.za/wp-content/uploads/2024/09/Hotel-Phone-Black-2.jpg"
---

- Protocols/Standards: SIP: SIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, TLS, SRTP
- Network: IPv4, IPv6, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, SSH, TFTP,
- NTP, STUN, LLDP, TR-069, 802.1x
- Graphic Display: 3.5” High-Resolution (480×320) Colour LCD
- Network Interfaces: One auto-negotiation 10/100 Mbps ethernet port integrated PoE Class 2
- Wi-Fi GHP630W/GHP631W integrated dual-band 2.4GHz & 5GHz 802.11 a/b/g/n/ac/ax
- Feature Keys:
- 26 keys, including:
- 6 Context-Sensitive Soft keys;
- 12 Standard Phone Digits keys (0-9: speed dial keys configuration on web page, \* , #);
- 5 Function keys (Flash, Redial, Hands-free, Voice Mail, Hold);
- 3 Volume Control keys, Up/Down/Mute (with red colour LED)
- HD Audio: One HD handset support for wide band audio
- Voice Conferencing: 2 SIP accounts and lines, up to 3-way conference
- Voice Codecs and Capabilities: Support for G.729A/B, G.711µ/a-law, G.726, G.722 (wide-band), G.723, iLBC, full band Opus, Inband and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJB
- Telephony Features: Dial, 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 Call out
- Advanced Features:
- Support for multicast paging and E911 service.
- Support GDS Door opening.
- Support for advanced jitter-resilience algorithm.
- USB: USB Type-C port for charging external devices (500mA MAX)
- QoS: Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS
- Security:
- Secure 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