Yealink 6 Line Ultra-elegant Gigabit HD Phone

Description Features Revolutionarily new design Yealink Optima HD voice Dual-port Gigabit Ethernet 4.3″ 480 x 272-pixel color display with backlight Built-in a USB port, support Bluetooth headset(Through USB Dongle) Up to 6 SIP accounts Paper label free design PoE support Headset, EHS support Supports expansion modules Stand with 2 adjustable angles Wall mountable Specification Audio Features HD voice: HD handset, HD speaker Codecs: G.722, G.711(A/μ), G.723, G.729AB, G.726, GSM, iLBC DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO Full-duplex hands-free speakerphone with AEC VAD, CNG, AEC, PLC, AJB, AGC Phone Features 6 VoIP accounts Call hold, mute, DND One-touch speed dial, hotline Call forward, call waiting, call transfer Group listening, SMS, emergency call Redial, call return, auto answer 3-way confernecing Direct IP call without SIP proxy Ring tone selection/import/delete Set date time manually or automatically Dial plan, XML Browser, action URL/URI Directory Local phon