• Large graphical backlit gray-scale display (168 x 132 dots).
  
• 3 fixed feature keys below the display: Conference, Transfer, Redial.
  
• 3 application buttons, along bottom of the display: Speed Dial, Call Log, Web Browser.
  
• Full duplex speakerphone with acoustic cavity for improved sound quality.
  
• 24 programmable feature keys - automatically labeled from the system (no paper labels).
  
• 10 fixed feature keys including: Speaker, Mute, Drop, Hold, and Volume Up & Down.
  
• Integrated switched ports for connection of PC - Auto-negotiation provided separately for each port - full duplex ethernet connectivity - 802.3 flow control on full duplex ports - Supports VLAN.
  
• For use with EU24, and EU24BL (backlit) 24-button expansion modules.
  
  

AVAYA 4621SW REQUIREMENTS

• Call Manager R1.3 or higher.
  
• TN799C or higher circuit pack (C-lan).
  
• TN2302AP circuit pack (Media Prowler).
  
• 1151B1 power supply, centralized power or Power Over Ethernet (POE).

Availability: Call for equipment availability.
Warranty: One year.

Avaya 4621SW IP Telephone, Gray, Used 700345192