– 6 SIP registrations, a USB port
– Color backlit 3.5-in.(9-cm) 480 x 272-pixel display
– Supports a wideband audio handset connected through an RJ-9 port
– Has a USB port for use with headsets
– Backlit indicators on the audio path keys (handset, headset, and speakerphone), mute key, select key, line keys and message waiting
– Can be wall-mounted using the optional 6800 Series wall-mount kit (sold separately)
– Electronic hookswitch headset support via its auxiliary port
– Supports Category 3, 5, 5e, and 6 for 1000-Mbps cables with 4 pairs
– Supports IEEE 802.3af PoE (Class 3); power consumption does not exceed 12.95W