BW-500( VHF Wireless Microphone )

System Specification

Frequency Range:VHF 180-260MHz

Frequency Stability: ±0.005%

Modulation Deviation: 50KHz

Audio Frequency  Response: 100Hz-12KHz

Signal to Noise Ratio: >60dB

Dynamic  Range:>100dB

System Distortion:  ≤1.0%

Operating Range:≥30m

Operating Temperature Range:-10~+50^oC

Transmitter

RF Output Power:  10mW Max

Harmonic Suppression:40dB

Antenna:  Built-in

Power  Requirement:  1.5V(AA)×2 Battery

Nominal Current Drain:  80mA

Battery Life:   4 Hours

Receiver

Sensitivity: 40dBu(S/N=60dB)

S/N: >60dB

Audio Output Level: 0~400MV Max

Power supply : DC 12V 300mA 

Features

*Advanced companding circuitry , Wide range frequency response, Low distortion

*Low noise ,high signal to noise rate.

*Stand-to state noise output is close to zero.

* Wide range frequency response. Low distortion

*Consummate  working instruction

*Advanced multilevel, narrow band, High frequency and middle frequency wave. Completely eliminate disturbed signal

*Low consumed element, long battery life

*Special circuit design to eliminate microphone switch impact wave

*Long operation distance, ideal environment up to more than 40m

*It can be used for middle-scale meeting room, stage, KTV room and family entertainment etc..

*DC-12V adapter