Grandstream GRP2670, 16 SIP accounts, 12 lines, 7 inch (1024x600) capacitive touch screen TFT LCD, 32 VPKs and 10 MPK, cloud provisioning & management (GDMS), carrier-grade security, WiFi, Bluetooth,

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 Mbit/s Gigabit Ethernet ports with
auto-detection and built-in PoE

Bluetooth
Yes, built-in

Wi-Fi
Yes, built-in dual-band WiFi module class 802.11 a/b/g/n/ac (2.4GHz and 5 GHz)
USB Yes

Screen
Color TFT LCD 4.3 inches with a resolution of 480 by 272 pixels, an additional 2.4
inches with a resolution of 240 by 320 pixels

Speech codecs and features
Support G.729A/B, G.711µ/a-law, G.726, G.722 (broadband), G723, iLBC, OPUS,
in- and out-of-band DTMF(in audio, RFC2833, SIP INFO), VAD, CNG, AEC, PLC, AJB, AGC

Telephony functions
Hold, transfer, forwarding, 3-way conference, call parking
, call interception, paired lines (SCA)/(BLA), downloadable phonebook (XML,
LDAP, up to 2000 records), Call waiting, Call log (up to 2000 records), XML
screen personalization, auto-dialing when picking up the handset, auto-reply, push call,
flexible number plan, shift work of users, personalized
ringtones and melody on hold, switching to a backup server in case of failure

HD Audio
Yes, high-resolution sound in the speaker tube and speaker with
broadband sound support

Function keys
6 two-color line buttons and up to 6 SIP accounts (up to 24
configurable digital BLF/speed dial buttons can be configured), 5 XML
context-sensitive on-screen buttons, 5 navigation/menu buttons, 10 special
function buttons: MESSAGE/MESSAGE (with LED indicator), PHONEBOOK/
PHONE BOOK, TRANSFER/TRANSLATION, CONFERENCE/CONFERENCE, HOLD/
HOLD, HEADSET/HEADSET, MUTE/OFF SOUND, SEND/REDIAL / SEND/
REDIAL, SPEAKERPHONE/SPEAKERPHONE, VOL+/VOLUME+, VOL-/
VOLUME -

Footing
Yes, 2 positions are available, wall mounting option (*Wall
mounting kit sold separately)

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

Additional ports
RJ9 headset jack (EHS support when using Plantronics headsets),
USB

Safety
User and administrative level password, MD5-based authentication
and MD5-sess, configuration file with 256-bit AES encryption, SRTP*, TLS, 802.1x
media access control, secure boot

Supported languages
English, German, Italian, French, Spanish, Portuguese, Russian,
Croatian, Chinese, Korean, Japanese, etc.

Update/Customization
Firmware update via FTP/TFTP/TFTPS/HTTP/HTTPS, group configuration
using GDMS, TR-069 or XML configuration file with AES encryption

Power and Energy Efficiency
Universal power adapter is included in the package:
Input: 100 - 240V; Output: +12V post. current, 1A
Built-in support for Ethernet power supply (802.3af)
IEEE 802.3az Ethernet energy efficiency
Max. power consumption 6.1W (power adapter) or 7.8W (PoE)

Temperature and humidity
Operation: 0°C to 40°C, Storage: -10°C to 60°C
Humidity: 10% to 90%, Non-condensing

Package contents
Phone model GRP2616, tube with wire, stand, 12V power adapter,
network cable, quick installation guide, GPL license

Dimensions and weight
Device weight: 1020g ; Package weight: 1650g
Dimensions: 247mm x 228mm x 82.4mm

Accordance
FCC: Part 15 Class B; Part 15 Subsection C 15.247; Part 15 Subsection E 15.407; FCC
Part 68 HAC; Part 1 Subsection I(MPE)
CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1; EN 301489-1; EN
301489-17; EN 300328; EN 301893; EN 62311
RCM: AS/NZS CISPR32; AS/NZS 4268; AS/NZS 62368.1; AS/CA S004; AS NZS 2772.2 IC: ICES003; CS-03; RSS-247; RSS-102(MPE).