200-280mHz Wireless Digital Display Microphone Mic System for Karaoke KTV Audio Player

$89.60 $131.41( / )
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Using VHF 200-280 mHz band to avert interferencing frequency
Using multilevel high frequency and mid frequency narrowband filter, so as to dispel anypossible interferencing signals
The wireless microphone use hidden antenna look good and are useful
There is a volt indicating circuit in the the microphone. it can tell you if it is necessary tochange the battery
Specially designed circuit switch is on the phone. it is for clearing up waves of miscella-neous siona
All use quartz crystal oscillating circuits so the frequency is very steady
This kind professional wireless microphone adopt a series of measures to improve its functions advance frequency
Using multilevel high frequency and mid frequency narrowband filter, mulriple no-e detect and control
Designing it special functions(tone key locked identity )to a-void interference from outside
Effective, built-in spherical wind
Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully.
Please allow 1-3CM differs due to manual measurement.
Package Included:
2 x Microphone
1 x Receiver
1 x Audio Cable
2 x Battery
1 x Instruction Manual
Carrier frequency VHF-280MHZ
Frequency stabilization less than±30ppm
Dynamic range more than 90db
Total harmonic distortion less than 0. 5%
Frequency response 40hz-15khz士3dB
Audio output level separate type 0--+400mv mix tune 0--200mv
Effective distance received (empty place) 40-50 meters at the farthest
Fixed receiver
Power supply AC110-220v45-60hz
Consume power 4watt
Signal/noie power more than 90db
Signal/nose ratio more than 80db
Image spurious reiection more than 80db
Receivering sensitvity less than 10dbuv(sinad=30db)
De-emphasis 50us
Handing microphone
Transmitter power 30mw
Modulaton type FM, F3F
Max deviation 土25KHz
Spurious emission more than 40dB(with carrier)
Battery voltage 9v battery
Continuum using 6 hours(compare with gp 1604s 9v battery)
Noise contror perfectness circuit for eliminating noises


Home Theatre System






1.485 kg