WIRELESS MICROPHONE

WIRELESS MICROPHONE Description

Model B-501Main Features Wide frequency response high S N radio. High precision quartz crystal locked frequency technology. Resist disturbing strongly limits noics output. Super silent function low T.H.D. No hitting when putting on the switch so can protect the emplifier and speakers. With a complete working state and power level indicating. With a wide using range for over 100m in a good surrounding for 40-60m in a duplicate one. A double-way channels designed two hands holding each two microphones at the same time to sing any disturbing caused by. SPECIFICATIONS FREQUENCY VHF Carrier frequency 170-260MHz Frequency steadying lt; 0.002% Modulation model FM Audio dynamic range gt; 90dB Audio frequency responses 50Hz-15KHz 3dB Audio output level 0-30mV S N Ratio gt; 70dB T.H.D lt; 0.5% Sensitivity 3uV for 177;30dB S N F N Ratio gt; 80dB P N Ratio gt; 80dB Output power 10mW Power AC220V 50Hz 60Hz Battery 9V Layers style Operating environment temperature -10-40 176;C Operating environment Humidity 10-90%