ZJHBH Wireless Microphone - 1

Specification: Item Type: Microphone Frequency Offset: ±11KHz Frequency Response: 80Hz-15KHz Frequency Stability: ±0.005% SNR: >60dB Distortion: 0.5% (1KHz) Number Of Channels: Dual Channels Sensitivity: -70dbm Using Distance: About 30m/98.4ft in open area Transmitter Battery: 2 x AA batteries (Not included) Receiver Battery: 18650 Battery, 2000mah Transmit Power: 20mW Frequency Range: 200MHz-270MHz Output Modes: Independent, mixed Material: ABS Gross Weight: Approx. 379g Package Size: Approx. 27x12.3x7.7cm/10.6x4.8x3in Package List: 1 x Microphone1 x Receiver1 x Charging Cable1 x Adapter1 x User Manual