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  4. Grandstream GRP2611G 3-Line Carrier-Grade IP Phone, Gigabit PoE, 2.8" Color LCD
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Grandstream GRP2611G 3-Line Carrier-Grade IP Phone, Gigabit PoE, 2.8" Color LCD

Part number GRP2611G
  • Supports 3 SIP accounts and 3 multi-purpose line keys
  • 2.8-inch (320x240) TFT color LCD
  • Up to 12 digital BLF keys
  • Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE
  • HD audio supporting all major codecs, including wideband codecs G.722 and Opus
  • Equipped with noise shield technology to minimize background noise
  • Supports 5-way audio conferencing for easy conference calls
  • Enterprise-level protection including secure boot, dual firmware images and encrypted data storage
IP Phone SIP PoE Gigabit Color Screen HD Voice Business Phone Grandstream
Price
⃁ 223.60 ⃁ 223.60 ⃁ 291.13 Save 23%
⃁ 223.60 ⃁ 291.13
(Tax excluded)
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  • Delivery within 4–10 business days across Saudi Arabia
  • Warranty according to the manufacturer
  • Tax invoice with every order
  • Technical support before and after purchase

Not sure this model fits your setup? Read the buying guide

Official datasheetGrandstream_GRP2611G_Datasheet.pdf Download

Overview of Grandstream GRP2611G

The Grandstream GRP2611G is a powerful 3-line carrier-grade IP phone designed with zero-touch provisioning for mass deployment and easy management. It features 12 virtual multi-purpose keys (VPKs), a 2.8-inch color LCD with a swappable faceplate for logo customization, HD audio with G.722 and Opus, and 5-way conferencing. It connects through dual Gigabit Ethernet ports and is powered by integrated PoE and an included power adapter. Carrier-grade security, including secure boot, dual firmware images and encrypted data storage, plus centralized management through GDMS, make it an easy-to-deploy desk phone for offices, clinics, hotel front desks and schools.

Technical Specifications – Grandstream GRP2611G

General

Protocols/StandardsSIP 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

Network InterfacesDual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE
Wi-FiNo

Display & Keys

Graphic Display2.8 inch (320x240) TFT color LCD
Feature Keys3 line keys with up to 3 SIP accounts, 4 XML programmable context sensitive softkeys, 5 navigation/menu keys, 8 dedicated function keys for: MESSAGE (with LED indicator), TRANSFER, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOL-
BLF KeysUp to 12 digital BLF keys (12 virtual multi-purpose keys)
Custom FaceplatesYes
Extension ModuleNo

Audio

Auxiliary PortRJ9 headset jack (allowing EHS with Plantronics headsets)
Voice Codecs and CapabilitiesSupport for G.729A/B, G.711µ/a-law, G.726, G.722 (wide-band), G.723, iLBC, OPUS, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, CNG, AEC, PLC, AJB, AGC

Telephony

Telephony FeaturesHold, 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

Audio

HD AudioYes, HD handset and speakerphone with support for wideband audio

Physical

Base StandYes, 2 angle positions available, wall mountable (wall mount sold separately)

Network

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

Security & Management

SecurityUser 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-languageEnglish, German, Italian, French, Spanish, Portuguese, Russian, Croatian, Chinese, Korean, Japanese and more
Upgrade/ProvisioningFirmware upgrade via FTP/TFTP/TFTPS/HTTP/HTTPS, mass provisioning using GDMS/TR-069 or AES encrypted XML configuration file
Device ManagementYes, GDMS

Power

Power Adapter5V power adapter included: Input 100-240V; Output +5V, 0.6A
PoEIntegrated Power-over-Ethernet (802.3af)
Energy EfficiencyIEEE 802.3az Energy-Efficient Ethernet
Max Power Consumption3W (power adapter) or 3.8W (PoE)

Environment

Operating Temperature0°C to 40°C
Storage Temperature-10°C to 60°C
Humidity10% to 90% Non-condensing

Physical

Package ContentGRP2611G phone, handset with cord, phone stand, 5V power adapter, network cable, Quick Installation Guide
Dimensions203mm x 186mm x 28mm
Unit Weight0.4kg
Package Weight0.9kg

Compliance

FCCPart 15 Class B; FCC Part 68 HAC
CEEN 55032; EN 55035; EN IEC 61000-3-2; EN 61000-3-3; EN IEC 62368-1
RCMAS/NZS CISPR 32; AS/NZS 62368.1; AS/CA S004/S040
ICICES-003; CS-03, Part V

Source: Grandstream official website and datasheet. Specifications are subject to change by the manufacturer.

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PRACTICAL ANSWERS

IP phone questions

How do I choose an IP phone for an employee?

Start with the person’s daily call workflow, required keys, headset use and desk connectivity. Check the exact model against the PBX and provisioning method rather than selecting only by screen size or appearance.

Does an IP phone need a separate power adapter?

Check the phone’s supported power options, what is included in the package and the capabilities of the connected switch. Confirm that the complete proposed arrangement can power every phone, not just a single test device.

Will my headset work with the new phone?

Compare the headset and phone model numbers, connector type and any required adapter or call-control support. Ask to test answering, ending and muting a call with the intended combination before equipping a team.

Can a phone be used by a remote employee?

Confirm the PBX’s supported remote deployment method and the employee’s network requirements. Plan secure provisioning and support responsibilities; do not expose administration interfaces or assume a phone can be moved without configuration.

How should I compare phone models for a reception desk?

List the extensions the receptionist handles, the required transfer workflow and any need for expansion keys or a headset. Evaluate the full workflow with the PBX, including the features actually licensed and supported.

What should I check before deploying many IP phones?

Test a small representative group first, then review network ports, power, provisioning, user labels and the rollback plan. Keep an inventory linking each physical device to its intended user or location.

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