VHF wireless microphone(MR-8220)

FEATURES:
※ Four-channel design makes four microphones can be used without interference at the same time.
※ High class quartz crystal oscillating circuits.
※ Noise locked technology avoids the interference of noise.
※ Ultra-high sensitivity, high S/N Ratio, longer distance, no cut off signals in working area.
※ Professional audio compressing-expanding technology.
※ Standard metal over avoids interference effectively.
※ Ideal working distance is 80meters in wild open, 60 meters in complex environment.
※ Suitable for studio room, karaoke and broadcast etc.

SPECIFICATIONS:
※ Carrier Frequency Range: 174-270MHz
※ Frequency Response: 60Hz-16KHz±3dB
※ Frequency Deviation: ±25KHz,with volume-overload limitation
※ Harmonic Disturbance Ratio:＞90dB
※ RF Stability: ±0.005%
※ Output Socket: MIC output
※ S/N Ratio:＞90dB
※ Output Intensity: 0-400mV
※ T.H.D:＜0.5%
※ Power Supply: DC-12V
※ Sound Control: [noise locked]mute control
※ Dimensions(mm): 420(L)×220(W)×44(H)