– Wideband codec G.722 and Opus
– 3.5-inch 480×320-pixel color display
– 2.4-inch 240X320-pixel color side display
– 16 SIP lines
– 30 DSS keys, 4 line keys with LED light
– Dual Gigabit port, PoE integrated
– The 1st version supports Bluetooth 2.1, The 2nd version supports Bluetooth 4.2
– Support EHS wireless headset
– Support Wi-Fi via Wi-Fi Dongle
– Support IPv4, IPv6 protocol