ITEM NAME:Portable Fm Wireless Microphone Headset Head-Mounted Megaphone Radio Mic fo Q6N4 Portable Fm Wireless Microphone Headset Head-Mounted Megaphone Radio Mic fo Q6N4 1.High-definition digital tube display frequency,makes operation more easy and convenient. 2.The built-in polymer battery,not only can be used repeatedly charging,and light weight use safety. 3.A single Charge,Battery Capacity 230mah,can always use more than 5 hours,long battery life! 4.Super multi-channel optional,will not interfere with each other 200 optional channel! 5.There is no limit on the amplification products,mainly to accept FM radio signals and electronic equipment with audio playback function can be used instantly into a megaphone. 6.Small and exquisite,portable,amplification function anytime and anywhere. 7.Widely used:teaching,tour guide,sales promotion,lectures,meetings,karaoke,fans singing and so on purpose. 1.Switch on the main power supply of microphone,and the Screen will display radio station band number. 2.Press the"+" "-" key to adjust the radio frequency,and choose a band number between 87.5MHz~108MHz.(Note:Select the number that it dose not exit in local radio frequency bands,for example 89.7) 3.Turn on the machine that with FM radio function,stretch antenna and tuned to FM radio mode,tune radio frequency into the same with the number of display.And you can use the Wireless microphone after the machine matching pair with the ratio frenquency. 4.Put the Microphone on your head and speak into the microphone,you can amplificate your voice. Transmission frequency:87.5 Mhz to 108Mhz Style:Headset Microphone Use:Stage Performance Wireless Microphone Transducer:Condenser Microphone Set Type:Single Microphone Communication:Wireless Polar Patterns:Omnidirectional Transmission frequency:87.0 Mhz to 108Mhz Type 1:FM Wireless Microphone Headset Type 2:Wireless Microphone Type 3:FM Microphone Colour:Black Material:ABS Package Contents: