With support for 16 line appearances, bridged appearances, or feature keys, the 1616 model is designed for users who monitor their own extensions in addition to other lines. It features a backlit display on a separately adjustable hinge, and like the 1608, it provides a headset jack and an extra 10/100 Ethernet port.

• 4 row x 24 character backlit display with dual position flip stand
• Supports 16-line appearances/feature keys with dual LEDs
• Supports up to three 32 button expansion modules providing access to a total of 112 line/feature keys or speed dial buttons
• 3 contextual soft-keys
• Fixed feature buttons include four-way navigation cluster, volume up/down, mute, speaker, headset, menu, telephony application, hold, conference, transfer, drop, contacts, call log, redial, quick-access voicemail
• High-quality 2-way speakerphone
• Message waiting indicator
• Integrated headset jack
• Desk or Wall Mountable
• Dual Ethernet ports for connection of phone and collocated PC w/VLAN separation

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