IP Phones

2.4-inch color screen,Audio codecs: G.722, G.729, G.729A, G.729B, G.729AB, and Opus,HD audio, 6-party local conference, EHS wireless headset, Dual 10/100/1000 Mbps ports, integrated PoE

2.8-inch main color screen and 2.4-inch extended screen for DSS keys. HD audio on speakerphone and handset. Support 6-way audio conference. 3 Line keys on the main display. 6 DSS keys on the extended screen, up to 30 DSS keys via 5 pages. Support EHS wireless headset, Wi-Fi Dongle or BT Dongle.  Dual Gigabit ports, integrated PoE. 
Stand with 2 adjustable angles of 45 and 50 degrees.