YEALINK USB Speakerphones

General

• Speakerphone size: (Ø) 132.5 x (h) 35.5mm
• Speakerphone weight: 320g / 11.28 oz
• 8 touch buttons
• Connectivity: USB 2.0 PNP & Bluetooth
• USB cable length: 3 feet / 0.9 meter
• Built-in Bluetooth 4.2
• Wireless range: 100 feet / 30 meters
• Power: USB/Lithium Polymer Battery

Battery

• Capacity: 2450mAh
• Charging time/power: 3 hours (5V/1A)
• Max. charge current: 1.7A
• Talk time: 12 hours
• Standby time: Power safe after 30min/Standby 400 days Microphone
• Type: Six MEMS microphones array
• Sensitivity: -42dB re. 1V/Pa
• Signal to Noise Ratio (SNR): +59 dB
• Frequency range – Conference mode:
  USB mode & Bluetooth mode 115 Hz to 7 KHz

Speaker

• Peak output power: 7W
• Root Mean Square (RMS): 3W
• Sensitivity: 82 dB SPL +/-3dB SPL @1m, 1W
• Frequency range – Conference mode:
  USB mode 115 Hz to 8 KHz Bluetooth mode 115 Hz to 8 KHz
• Frequency range – Music mode:
  USB mode 115 Hz to 16 KHz Bluetooth mode 115 Hz to 8 KHz

Audio

• Optima HD voice
• Microphone pickup range up to 6.5 feet / 2 meters
• Full-duplex technology
• Noise suppression (NS)
• Digital Signal Processing (DSP)
• Acoustic echo cancellation (AEC)