Fanvil X6U Enterprise IP Phone; 20 SIP lines, 6-way conference, SIP hotspot; 5 Line keys on the main display; 1x4.3” main color display, 2x2.4” side color displays for DSS keys; HD audio on speakerphone and handset; Built-in Bluetooth for connecting Bluetooth headset; Support Wi-Fi connectivity (Via Wi-Fi dongle); Support EHS wireless headset; Up to 60 DSS keys (12 two-colored physical keys); Dual Gigabit ports, integrated PoE; Stand with 2 adjustable angles of 45 and 50 degrees