Yealink Diamond IP Conference Phone, Optima HD Voice, Full Duplex, PSU

Description

Audio features
•Optima HD voice
•10-foot (3-meter)microphone pickup, can be applied to medium-sized conference room
•Built in 3 microphone arrray, 360 degree vocie pickup
•112 mm diameter and 2.7w speaker
•Full-duplex speakerphone with AEC
•Echo cancellation tail length is up to 400ms
•Reverberation elimination
•Background noise suppression
•Codecs: G.722, G.711(A/µ), G.729AB, iLBC
•DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
•VAD, CNG, PLC, AJB, AGC
Phone features
•1 VoIP account
•Call hold, mute, DND
•Call recording, hotline
•5-way conference calls
•Redial, call waiting, emergency call
•Call forward, call transfer, call return, dial plan
•Ring tone selection/import/delete
•Set date time manually or automatically
•Volume adjustment
Display
•192x64-pixel graphical LCD with backlight
•24 total keys: 4 softkey, off-hook key, on-hook key, redial, mute, volume key, 3 navigation keys
•Phone lock
•National language selection
•Caller ID with name, number
•LCD display logo
Interface
•1xRJ45 10/100M Ethernet port
•Power over Ethernet (IEEE 802.3af ), class 0
•2xEX mic port
•1xUSB2.0 port
•1xmobile phone/PC port: 3.5mm
•1xSecurity lock port
Other physical features
•4 context-sensitive “soft” keys
•External universal AC adapter (optional): AC 100~240V input and DC 5V/2A Output
•Power consumption (PSU): 2.8-5.6W
•Power consumption (PoE): 4.0-8.2W
•Dimension(W*D*H): 320mm*260m*52mm
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