FM Wireless Microphone Headset Megaphone Radio Mic for Loudspeaker Features: 1 High-definition digital tube demonstrate frequency, makes operation less difficult and convenient 2 The built-in polymer battery, not just can be used many times charging, and lightweight weight use safety 3 A unmarried Charge , can consistently use more than 10 hours, long battery life! 4 Super multi-channel optional, won't interfere with one another two hundred optional channel! 5 There is not any restrict at the amplification products, mainly to just accept FM radio signals and electronic equipment with audio playback operate can be used directly right into a megaphone 6 Small and exquisite, portable, amplification function anytime and anyplace 7 Widely used: teaching, tour guide, gross sales promotion, lectures, meetings, karaoke, followers singing and so on objective eight The use of a unmarried wi-fi FM microphone, can make 2 hundred loudspeaker instruments and public handle broadcast at the same time, imagine what the situation Specifications: Color: Black Transmission frequency: 87 Mhz to 108Mhz Operating Steps: 1 Switch at the leading power delivery of microphone, and the Screen will demonstrate radio station band number 2 Press the"+" "-" key to regulate the radio frequency, and judge a band quantity between 87~108MHz (Note: Select the number that it dose not go out in native radio frequency bands, as an example 89) 3 Turn at the machine that with FM radio function, stretch antenna and tuned to FM radio mode, tune radio frequency into the same with the variety of display And you should use the Wireless microphone after the machine matching pair with the ratio frenquency four Put the Microphone in your head and communicate into the microphone, you possibly can amplificate your voice Package Content: 1 x FM Wireless Microphone Headset 1 x USB Cable 1* FM Wireless Microphone Headset 1* USB cable