LDAP, TR-069, 802.1x, TLS, SRTP, IPv6
Network Interfaces Dual switched auto-sensing 10/100/1000 Mbps Ethernet ports with integrated PoE
Graphic Display 2.8 inch (320×240) TFT color LCD
Bluetooth Yes, Bluetooth intergrated
Wi-Fi Yes, dual-band
Feature Keys
8 line keys with up to 4 SIP accounts, 4 XML programmable context sensitive softkeys, 5
navigation/menu keys, 9 dedicated function keys for: MESSAGE(with LED indicator),
TRANSFER, HOLD, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOL
Voice Codec
Support for G.729A/B, G.711µ/a-law, G.726, G.722 (wide-band), OPUS, iLBC and in-band
and out-of-band DTMF (in audio, RFC2833, SIP INFO)
Auxiliary Ports
RJ9 headset jack allowing EHS with Plantronics headsets, USB to support Grandstream’s
GUV Series headsets and other USB headsets
Telephony Features
Hold, transfer, forward, 5-way conference, call park, call pickup, shared-
callappearance(SCA)/bridged-line-appearance(BLA), downloadable phonebook(XML, LDAP,
up to 2000 items), call waiting, call log(up to 2000 records), XML customization of screen,
off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot-desking, personalized
music ringtones and music on hold, server redundancy and fail-over
HD audio Yes, HD handset and speakerphone with support for wideband audio, and dual microphone.
Base Stand Yes, 2 angle positions available, Wall Mountable (Wall Mount *sold separately)
Wall Mountable Yes
QoS Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security
User and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit
AES encrypted configuration file, SRTP, TLS, 802.1x media access control, secure boot.
Multi-language
Upgrade/Provisioning
Firmware upgrade via FTP/TFTP / HTTP / HTTPS, mass provisioning using GDMS/TR069 or
AES encrypted XML configuration file.
Power & Green Energy Efficiency
Universal power adapter included: Input: 100-240V ; Output: +12V, 1A ; Integrated Power-
over-Ethernet (802.3af) Max power consumption 9.5W (power adapter) or 10.8W (PoE)
Temperature and Humidity Operation: 0°C to 40°C Storage: -10°C to 60°C Humidity: 10% to 90% Non-condensing
Package Content
GRP2624 phone, handset with cord, phone stand, 12V power adapter, network cable, Quick
Installation Guide, GPL license
Compliance
FCC: FCC Part 15B, Class B; FCC Part 15 Subpart C; FCC Part 15 Subpart E; FCC Part 68
HAC.
CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1; EN 301 489-1/-17;
EN 300 328; EN 301 893; EN 62311;
RCM: AS/NZS CISPR 32;AS/NZS 60950.1;AS/NZS 4268; AS/CA S004.