UHF Dual channel wireless microphone

Features 
1. UHF dual channel wireless micropohne 
2. The volume control of receiver is with light display 
3. High quality capsule.
4. With popular hanheld transmitter
5. Reliable RF & transparent audio performance. 
6. 80 m (265 ft.) operating range. 
7. 100% SMT technics ensure high performance.
8.Suitabel for school,church,clubs,stage,karaoke!

Specifications:

Frequency range UHF470-865MHz 
Frequency response 40Hz-15 kHz ± 3dB
Antenna Real panel (Detachable) 
Stability ±0.005% (-10~60°C) 
Sensitivity 22dBuV S/N ratio>106dB(A)
T.H.D. <1.0% RF power 9 mW
Power supply DC 12V/ 800mA 
Operation range 80M (265 ft.)
Audio output Balanced & unbalanced Battery 3V (1.5V AA x2)
Battery working time Up to 8 hours