Features: Supports 4 lines, 4 SIP accounts and 5-way voice conferencing
HD audio on speakerphone and handset, 5 programmable context-sensitive soft keys
Compatible with GXP2200 LCD extension module (GXP2200 EXT)
4.3 inch (480 x 272) color-screen LCD
Dual Gigabit ports, integrated PoE
Integrated Bluetooth for use with Bluetooth headsets and Bluetooth-enabled mobile devices (transferring contact books and calls), USB, EHS for Plantronics headsets
Specifications: For remote desk phone call control (answer/end), and eliminates the need for a HL10 Handset Lifter
Works with Avaya desk phones and may work with additional manufacturers