Avaya 9640 IP Telephone, 3.8" Color Backlit Display (Refurbished)

The Avaya 9640 IP Telephone (700383920) features:
• Color backlit display - 3.8" diagonal QVGA quality pixel based 
• Touch Screen
• 6-Line buttons with LEDs
• 4-Softkeys
• Permanently labeled feature buttons:
      — Speaker (LED)
      — Mute button (LED)
      — Volume button
      — Headset button (LED)
      — Home      
      — Contacts
      — Call Log (LED)
      — Message (LED)
      — History
      — Telephone application
      — Forward/mobility button (LED)
• 24-Administrative buttons
• Four-way navigation cluster
• Avaya Menu button (browser, options, settings access)
• Contacts appliation (250 entry)
• Call log (50 entry)
• Full-Duplex Wideband speakerphone
• Two message waiting indicators
• Volume button (handset, speaker, and ringer)
• USB interface (USB 1.1)
• Ethernet (10/100) line interface
• Secondary (10/100) line interface
• Wall mountable
• PoE 802.3af compliant class 2 device
• Power Requirements:
   — 802.3af PoE switch
   — AC Power Adapter (700434897)
• Supports:
      — SIP protocol
      — H.323 protocol 
• Supports Codec codes:
      — G7.22 wideband
      — G7.11 and G.729A narrow band
• Compatibility:
     — IP Office IP500 control unit R6.0 or higher 
     — P Office IP500 V2 control unit R6.0 or higher
     — H.323 version supported by Avaya Communication Manager R3.0 or later
     — Avaya Communication SIP version supported R4.0 or higher 
• Color: Black
• Refurbished
• One Year Warranty

The 9640 and 9640G model are identical except for the following:
     — 9640 supports 10/100/100 Mbps ethernet line interface
     — 9640G supports 10/100/1000 Mbps ethernet line interface
    — 9640G has a secondary GigE port for workstation or PC