Grandstream GRP2611G 3-Line Carrier-Grade IP Phone

The GRP2611G is a powerful 3-line carrier-grade IP phone designed with zero-touch provisioning for mass deployment and easy management and is supported by Grandstream's Device Management System (GDMS).

• Supports 3 SIP accounts and 3 multi-purpose line keys
• Dual switched auto-sensing 10/100/1000 Mbps Gigabit ethernet ports with integrated PoE
• Swappable faceplate to allow for easy logo customization
• HD audio supporting all major codecs, including wideband codecs G.722 and Opus
• Equipped with noise shield technology to minimize background noise
• Up to 12 digital BLF Keys
• Enterprise-level protection including secure boot, dual firmware images, and encrypted data storage
• Supported by GDMS which provides a centralized interface to configure, provision, manage, and monitor
• Supports 5-way audio conferencing for easy conference calls

• 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: Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE
• Graphic Display: 2.8 inch (320x240) TFT color LCD
• Feature Keys: 3 line keys with up to 3 SIP accounts, 4 XML programmable context sensitive soft-keys, 5 navigation/menu keys, 8 dedicated function keys for: MESSAGE (with LED indicator), TRANSFER, HEADSET, MUTE, SEND/ REDIAL, SPEAKERPHONE, VOL+, VOL
• Auxiliary Port: RJ9 headset jack (allowing EHS with Plantronics headsets)
• Voice Codecs and Capabilities: Support for G7.29A/B, G.711µ/a-law, G.726, G.722(wide-band), G723, iLBC, OPUS, in-band and out-of-band DTMF(in audio, RFC2833, SIP INFO), VAD, CNG, AEC, PLC, AJB, AGC
• Telephony Features: Hold, transfer, forward, 5-way conference, call park, call pickup, shared-call appearance (SCA)/bridged-line-appearance (BLA), downloadable phonebook (XML, LDAP, up to 1000 items), call waiting, call log (up to 1000 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
• Base Stand: Yes, 2 angle positions available, Wall Mountable (Wall Mount *sold separately)
• 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: English, German, Italian, French, Spanish, Portuguese, Russian, Croatian, Chinese, Korean, Japanese, and more
• Upgrade/Provisioning: Firmware upgrade via FTP/TFTP/TFTPS/HTTP/HTTPS, mass provisioning using GDMS/TR-069 or AES encrypted XML configuration file
• Power & Green Energy Efficiency: Universal power adapter included: Input:100-240V, Output: +5V, 0.6A; Integrated Power-over-Ethernet (802.3af); IEEE 802.3az Energy-Efficient Ethernet
• Max power consumption: 3W (power adapter) or 3.8W (PoE)
• Operation Temperature: 0°C to 40°C
• Storage Temperature: -10°C to 60°C
• Humidity: 10% to 90% Non-condensing
• Dimension: 203 x 186 x 28mm
• Unit Weight: 0.4kg
• Package Weight: 0.9kg

• GRP2611G phone
• Handset with cord
• Phone stand
• 5V power adapter
• Network cable
• Quick Installation Guide