The Avaya 1608 supports 8 line appearances / feature keys. Each of the buttons includes dual LED’s (red, green) providing explicit status for the user. For a familiar look and feel, the 1608 includes several fixed feature keys for common telephone tasks including conference, transfer, drop, hold, mute. In addition, the 1608 includes a high quality full duplex speakerphone, and supports a broad portfolio of Avaya wired and wireless headsets through its integrated headset jack. The 1608 features a context sensitive user interface along with three softkeys and a four-way navigation cluster – ideal for scrolling through the local contacts list or call logs. The display on the 1608 measures three lines by 24 characters and is backlit for easier viewing in all lighting conditions.