Specifications:

1. Maximum radiation power: 13dBm
2. Sensitivity:-46dB
3. Lithium battery: 3.7V 2000mA
4. Working voltage:3.7V
5. Impedance:600Ω±30
6. Product size: φ43.8*168mm
7. Net weight:150g
8. Micophone Size: φ43.8*168mm 
9. Frequency: 30-20000Hz
10. Direction features: Unidirectional
11.UHF frequency:700-730Mhz

Main features:

1. Adopt GZJ original sound amplification electroacoustic system;
2. Stylish, ergonomic and comfortable design;
3. Import IC make voice more clear;
4. Work with GZJ UHF wireless portable voice amplifier.