Grandstream GRP2650 Technical Specifications:

Protocols/Standards

• SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV,
  NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x,
  TLS, SRTP, IPV6

Network Interfaces

• Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with

Integrated

• POE

Bluetooth

• Yes, integrated

Wi-Fi

• Yes, integrated dual-band WiFi 802.11 a/b/g/n/ac (2.4Ghz & 5Ghz)

Auxiliary Ports

• RJ9 headset jack (allowing EHS with Plantronics headsets), USB
  Voice Codecs and Capabilities Support for G.729A/B, G.711µ/a-law, G.726-32, G.722(wide-band), G723.1, iLBC,
  OPUS, in-band and out-of-band DTMF(in audio, RFC2833, SIP INFO)

Feature Keys

• 14 line keys with up to 6 SIP accounts, 6 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 Codecs and Capabilities

•  Support for G.729A/B, G.711µ/a-law, G.726-32, G.722(wide-band), G723.1, iLBC,
  OPUS, in-band and out-of-band DTMF(in audio, RFC2833, SIP INFO)

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

• Extension Module Yes, GBX20

Base Stand

• Yes, 2 angle positions available, Wall Mountable (Wall Mount *sold separately

Security

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

• English, German, Italian, French, Spanish, Portuguese, Russian, , Croatian, Chinese,Korean, Japanese and more
  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, 1.0A ;
  Integrated Power-over-Ethernet(802.3af)
  Max power consumption 6.2W(power adapter)
  Temperature and Humidity
  Operation: 0°C to 40°C
  Storage: -10°C to 60°C

Humidity

• 10% to 90% Non-condensing
  

Package Contents

• GRP2650 phone, handset with cord, phone stand, 12V power adapter, network cable, Quick Installation Guide

Physical

• Dimension: ; Unit weight:1050g ; Package weight:1620g
  Dimension: 263mm x 210mm x 82mm