Protocols/Standards
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV,
NAPTR), DHCP, PPPoE, TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069,
802.1x, TLS, SRTP, IPV6
Network interfaces
Two switched 10/100/1000 Mbps Ethernet ports with auto-detection,
built-in PoE support
Screen
7-inch capacitive touch TFT LCD display, 1024x600 pixels
Wi-Fi
Yes, Built-in dual-band WiFi 802.11 a/b/g/n/ac (2.4Hz and 5Hz)
Bluetooth
Yes, built-in
Function buttons
5 navigation/menu buttons, 9 special function buttons for:
MESSAGE (with LED indicator), TRANSLATION, HEADSET,
HOLD, MUTE, SEND/REDIAL,
SPEAKERPHONE, VOLUME +, VOLUME Additional ports
RJ9 headset jack with EHS support for Plantronics headsets, USB
port for Grandstream GUV series headsets and third-party USB
headsets
Voice codecs and features
Support G7.29A/B, G.711µ/a-law, G.726, G.722(wide-band),G723,iLBC, OPUS,
in- and out-of-band DTMF(in audio, RFC2833, SIP INFO)
Telephony functions
Hold, Transfer, Forwarding, 5-way Conference, Call Parking
, Call Interception, Shared Line (SCA)/parallel
call indication (BLA), downloadable phonebook (XML, LDAP, up to 2000 entries),
call waiting, call log (up to 2000 entries), screen personalization
using XML, auto-dialing when picking up the handset, auto-answer, click-to-dial, flexible
number plan, hot table system, personalized ringtones and
music on hold, backup server and fault tolerance
HD Audio
Yes, high-resolution audio through a handset speaker and a speaker with
broadband audio support
Expansion Module
Yes
Footing
Yes, 2 positions are available, wall mounting option (*
wall mounting bracket sold separately)
QoS
Layer 2 QoS (802.1Q, 802.1P), 802.11e (WMM) and Layer 3 (ToS, DiffServ, MPLS) QoS
Safety
User and administrative level password,
MD5 and MD5-sess authentication, configuration file with 256-bit AES encryption,
SRTP, TLS, 802.1x, secure download
Supported languages
English, German, Italian, French, Spanish, Portuguese,
Russian, Croatian, Chinese, Korean, Japanese, etc. languages
Update/Automatic configuration
Firmware update via FTP/TFTP/TFTPS/HTTP/HTTPS, group configuration
using GDMS/TR-069 or XML configuration file with AES
encryption
Nutrition and energy efficiency
Universal Power Adapter included:
Input: 100-240V; Output: +12V, 1A;
Support Power-over-Ethernet (802.3af)
IEEE 802.3az Ethernet energy efficiency
Max. power consumption 6.5W (power adapter)
Temperature and humidity
Operation: from 0°C to 40°C
Storage: -10°C to 60°C
Humidity: 10% to 90% non-condensing
Package contents
Phone model GRP2670, tube with wire, base,
12V power adapter, network cable, quick start guide, GPL license
Sizes
Dimensions: Weight of the device:1.1kg; Package weight:1.65kg
Dimensions: 267mmx 220mmx 82mm
