UHF022A Wireless microphones

4 channels wireless karaoke microphone
Frequency range: 740.00-865.00MHz
Frequency stability: ±0.003%
Audio Dynamic range: >105dB
T.H.D: ＜0.5%
Frequency response: 40Hz-18KH
Output plug: XLR balance, 1/4" unbalance plug
output voltage: 1/4" 0-500mV
XLR: 0-500mV
Cover range: 60M
Operation temperature: -10℃--+50℃
Transmitter specification:
RF output power: ≤10mW
Modulation mode: FM
Max modulation frequency: ±48KHz
Power: AA 1.5 X2
Battery life: 8 hours
Receiver:
Antenna jack: TNC 50Ω
Rated power: 6.5W
S/N.: >103dB(1 KHz-A)
mirror frequency rejection: >110dB
suprious reduction: >90dB
RF sensitivity: -105dBm
Channels: 4 channels
Power voltage: DC 12-18V,power adapter
Packing: color box