Lenovo 4XD1C82055 speakerphone PC USB Type-C Black

Echo cancellation: Yes
Noise canceling: Yes
Audio beamforming: Yes
Noise reduction: Yes
Auto: Yes
LED indicators: Yes
Device type: PC
Cable length: 0.79 m
Automatic gain control: Yes
Product colour: Black
Windows operating systems supported: Windows 10
Operating temperature (T-T): 5 - 40 °C
Operating relative humidity (H-H): 0 - 95%
Depth: 90 mm
Weight: 265 g
Width: 90 mm
Height: 49 mm
Package depth: 89 mm
Package height: 129 mm
Package width: 125 mm
Package weight: 447 g
Interface adapters included: USB Type-C female - USB Type-A male
Quantity: 1
Cables included: USB Type-C
Connectivity technology: Wired
Interface: USB Type-C
Bluetooth: No
Harmonized System (HS) code: 85182900
Output power: 3 W
Frequency range: 140 - 20000 Hz
Sensitivity: 85 dB
Impedance: 4 Ω
Number of microphones: 1
Microphone sensitivity: 64 dB
Microphone frequency: 100 - 10000 Hz
Microphone direction type: Omnidirectional
Warnings: Store away from heat sources., Avoid contact of the device with water., Do not open the unit housing.