3-Line Carrier-Grade IP Phone

The Grandstream GRP2611G is a 3 line carrier grade VoIP desk phone designed for high volume deployments, offering dual gigabit ports, HD audio, and cloud zero touch provisioning via GDMS.

Features:

• 3-Line Support: Supports up to 3 lines and 3 SIP accounts for flexible business use.
• 12 Virtual Multi-Purpose Keys (VPKs): Up to 12 programmable BLF or function keys for efficient call handling.
• Dual Gigabit Ethernet with PoE: Auto-sensing 10/100/1000 Mbps ports and integrated 802.3af Power-over-Ethernet for simplified wiring.
• 2.8 Colour TFT Display: 320 240 resolution for clear screen visibility and user interface.
• HD Audio + Noise Shield Technology: Supports wideband audio codecs like G.722 and Opus, and uses noise-shielding to reduce background interference.
• Swappable Faceplate: Customisable front plate allows for logos or branding changes easily.
• Enterprise-Level Security: Includes secure boot, dual firmware images, encrypted data storage, TLS/SRTP, and 802.1x support.
• Zero-Touch Provisioning via GDMS: Compatible with the Grandstream Device Management System for centralised provisioning and monitoring.
• 5-Way Audio Conferencing: Built-in support for up to 5-way local conference calls.

Specifications:

• Display: 2.8 inch, 320 40 TFT colour LCD
• Lines: 3 physical lines
• SIP Accounts: Up to 3 SIP accounts
• Virtual Keys: Up to 12 virtual multi-purpose keys (VPKs)
• Audio Conferencing: Supports up to 5-way audio conferencing
• Network Interfaces: Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE (802.3af)
• Headset Support: RJ9 headset jack with EHS support
• Audio Codecs & Features:
  • G.711 /a-law, G.722 (wideband), G.726, G.723, iLBC, Opus
  • In-band & out-of-band DTMF, VAD, CNG, AEC, PLC, AJB, AGC
• Telephony Features:
  • Hold, transfer, forward, call park, call pickup
  • Shared Call Appearance (SCA) / Bridged Line Appearance (BLA)
  • Downloadable phonebook (XML/LDAP, up to 1000 entries), call log (up to 1000 records)
  • Click-to-dial, hot-desking, customizable dial plan
• Security & Provisioning: Secure boot, dual firmware images, 256-bit AES encrypted configuration, TLS, SRTP, 802.1x, mass provisioning via GDMS/TR-069 or encrypted XML file
• Power & Energy:
  • Power adapter input: 100-240 V AC 5 V/0.6 A output
  • Integrated PoE (802.3af) support
  • Max power consumption: ~3 W (adapter) or ~3.8 W (PoE)
  • Supports IEEE 802.3az Energy-Efficient Ethernet
• Physical & Environmental:
  • Dimensions: 203 mm x 186 mm x 28 mm
  • Weight: Approx. 0.45 kg
  • Operating Temperature: 0 C to 40 C
  • Storage Temperature: -10 C to 60 C
  • Humidity: 10% to 90% non-condensing
• Whats in the Box:
  • GRP2611G phone unit
  • Handset with cord
  • Phone stand (2 angle positions)
  • 5 V power adapter
  • Network (Ethernet) cable
  • Quick Installation Guide