• Supports 3 line appearances / feature keys
• Each button has two LEDs (red, green), the user explicitly
   status
• Includes fixed feature keys for common telephone functions
    such as conference, transfer, drop, hold, mute
• 2-way speakers
• The display measures two lines by 16 characters and is a lighter
   Read in all lighting conditions, backlit
• 1603 SW features a 10/100 Ethernet port and an integrated
   Switch for connecting a laptop or PCswie conference, for example, transfer, drop,
   Hold, mute
• Includes a high quality full duplex speakerphone
• Supports the headset jack to a wide range of cordless
   Avaya and corded headsets
• Phone book for 100 entries and Rufprotokollierung for increased productivity
    and personalization
• Context sensitive user interface with three softkeys and a four-way navigation tool
   in order to scroll through the phone book or the Call History
• The display measures three lines by 24 characters and is a lighter
   Read in all lighting conditions, backlit