A1 Wireless Microphone
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A1 Wireless Microphone

A1 wireless microphone

Transmission distance: 20-40 meters without obstacle
Frequency response:100Hz-10KHz
Working Time: about 5 hours total

Receiver battery:300MAH;Single microphone battery:70MAH

Functions:noise reduction;recording

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Description

A1 Wireless Microphone

Additional information

Detail

Sound delay: ≤25ms
Microphone: -38dB±2dB omnidirectional silicon microphone
Frequency response: 50Hz-20KHz
Sampling rate: 48KHZ
Signal-to-noise ratio: ≥75dB

Microphone battery/life time: 200MAH/6H
Charging compartment battery: 400MAH
Charging compartment battery charging time: about 2 hours
Wokring temperature-10℃-45℃

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