Dual fixed frequency
Use VHF170-270 band frequency to avoid interference.
Using quartz crystal frequency stabilization system.
Efficient battery power design, the microphone can be used continuously for five hours.
Maximum distance is 200 meters in out-door area, deal use distance is 200 meters .
Suitable for dance halls, conference rooms, presentation and home entertainment.
A wireless microphone, or cordless microphone, is a Microphone without a physical cable connecting it directly to the sound recording or amplifying equipment with which it is associated. Also known as a radio microphone, it has a small, battery-powered Radio transmitter in the microphone body, which transmits the audio signal from the microphone by Radio waves to a nearby receiver unit, which recovers the audio.