Microphone type: digital microphone

Sampling rate: 48KHz

Transmission frequency: 2.4GHz

Frequency response range: 20Hz-20KHz

Transmission time: 15ms

Battery capacity: 90mAh

Working time: 

8h (single battery life)

32h (used with charging box)

Transmission distance: 

50m (with obstacles)

200m (visible distance)

Transmission distance:50 meters (barrier-free)

TYPE-C receiver:

Transmission frequency: 2.4GHz

Frequency response range: 20Hz-20KHz

Charging compartment battery: 750mAh

AI intelligent noise reduction

80dB Signal-to-noise ratio

3-speed Noise Reduction Adjustment