| Display | 3.1" 
      248x120-pixel graphical LCD with backlight | 
  
    | 
 | Sensitive 
      touch keypad | 
  
    | 
 | 25 
      total keys: (4 soft keys, off-hook key, on-hook key, 12-key numerical 
      keypad, Bluetooth, mute, volume keys, 2 navigation keys, OK 
      key) | 
  
    | 
 | Multilingual 
      user interface | 
  
    | 
 | Caller 
      ID with name and number | 
  
    | Audio 
      Features | Optimal 
      HD audio | 
  
    | 
 | Yealink 
      Noise Proof Technology | 
  
    | 
 | Background 
      noise suppression | 
  
    | 
 | 20-foot 
      (6-meter) microphone pickup range | 
  
    | 
 | Apply 
      to small to medium conference room | 
  
    | 
 | Built-in 
      3-microphone array, 360-degree voice pickup | 
  
    | 
 | 56mm 
      diameter and 5w speaker | 
  
    | 
 | Full-duplex 
      speakerphone with AEC | 
  
    | 
 | Echo 
      cancellation tail length is up to 240ms | 
  
    | 
 | Wideband 
      codec: Opus, AMR-WB (optional), G.722 | 
  
    | 
 | Narrowband 
      codec: PCMU, PCMA, G.726, G.729, iLBC | 
  
    | 
 | Receiver 
      volume control: 15 steps | 
  
    | 
 | Ringer 
      volume control: 15 steps | 
  
    | 
 | 10 
      ringer melodies | 
  
    | 
 | Multiple 
      advisory tones | 
  
    | 
 | Acoustic 
      warning for low battery status | 
  
    | 
 | DTMF | 
  
    | 
 | VAD, 
      CNG, PLC, AJB, AGC | 
  
    | Phone 
      Features | 5-way 
      conference call | 
  
    | 
 | 100 
      phone book memory (store in the base) | 
  
    | 
 | Remote 
      phonebook | 
  
    | 
 | Phonebook 
      search, black list | 
  
    | 
 | Call 
      history (All/Missed/Placed/Received) | 
  
    | 
 | Call 
      transfer, dial plan | 
  
    | 
 | Paging, 
      intercom | 
  
    | 
 | Call 
      hold, call waiting, mute, DND, call recording | 
  
    | 
 | Call 
      forward (always/busy/no answer) | 
  
    | 
 | Emergency 
      call | 
  
    | 
 | Anonymous 
      call | 
  
    | 
 | Anonymous 
      call rejection | 
  
    | 
 | Set 
      date time manually or automatically | 
  
    | 
 | Pairing 
      with mobile phone via Bluetooth | 
  
    | 
 | Pairing 
      with PC via micro USB | 
  
    | 
 | Direct 
      IP call without SIP proxy | 
  
    | 
 | Reset 
      to factory, reboot | 
  
    | 
 | Phone 
      upgrade: OTA (Over-The-Air) | 
  
    | Interface | Built-in 
      Bluetooth 4.0 | 
  
    | 
 | 1 
      x micro USB port | 
  
    | 
 | 1 
      x micro SD slot | 
  
    | 
 | 1 
      x Security slot | 
  
    | DECT | Frequency 
      bands: (1880 – 1900 MHz (Europe) / 1920 – 1930 MHz 
  (US)) | 
  
    | 
 | DECT 
      standards: CAT-iq2.0 | 
  
    | Physical 
      Features | Color: 
      Space Silver | 
  
    | 
 | DECT 
      Range: (Up to 50 meters indoor (in ideal conditions) | 
  
    | 
 | DECT 
      Range: (Up to 300 meters outdoor (in ideal conditions | 
  
    | 
 | Built-in 
      rechargeable Lithium battery | 
  
    | 
 | 24 
      hours talk time (in ideal conditions) | 
  
    | 
 | 360 
      hours standby time (in ideal conditions) | 
  
    | 
 | External 
      Yealink power adapter: AC 100~240V input and DC 12V/1A 
      output | 
  
    | 
 | Dimension 
      (W*D*H): Phone: 307.8mm*298.5mm*66.9mm | 
  
    | 
 | Dimension 
      (W*D*H):Charging cradle: 110mm*127mm*21.5mm | 
  
    | 
 | Operating 
      humidity: 10~90% | 
  
    | 
 | Storage 
      temperature: -10~40°C (+14~104°F) | 
  
    | Package 
      Features | Package 
      content: ( Yealink CP930W DECT conference phone / Charger cradle / Quick 
      Start Guide / Yealink Power Adapter | 
  
    | 
 | Qty/CTN: 
      5 PCS | 
  
    | 
 | N.W/CTN: 
      8.3 kg | 
  
    | 
 | G.W/CTN: 
      9.3 kg | 
  
    | 
 | Giftbox 
      size: 336mm*364mm*112mm | 
  
    | 
 | Carton 
      Meas: 
587mm*376mm*350mm |