VHF002 Wireless microphones

VHF wireless microphone
Frequency range: VHF170-270MHz
Frequency stability: ±0.005%
Audio dynamic range: >70dB
T.H.D: ＜0.5%
Frequency response: 50Hz-18KHz
output voltage: 1/4": 0-400mV
XLR: 0-400mV
Cover range: 40M
Operation temperature: -10℃--＋50℃
Receiver:
Antenna jack: TNC50Ω
Rated power: 3W
S/N.: >90dB(1KHz-A)
mirror frequency rejection: >90dB
spurious reduction: >80dB
RF sensitivity: -85dBm
Channels: two channels
Power voltage: DC12-18V, power adapter
Transmitter specification:
RF output power: ≤10mW
Modulation mode: FM
Maximum frequency deviation: 75KHz
Power: AA1.5×2
Battery life: 8 hours