Frequency range: 640-690MHZ
Technical Specifications: Channel: 2 x 100
Frequency Response: 40-18000Hz
Distortion ≤ 0.5%
SNR ≥ 110dB
Frequency stability: ± 10ppm
Receving system: Secondary superheterodyne frequency conversion
Receving senstivity: -95-67dBm
Audio output: balance output and mix output
Transmitted power: 3-30mW
Modulation Mode: FM
Battery: two NO.5 battery
Power comsumption ≤ 10W