Features: High tech:  UHF Wireless transmission, continuous frequency. Automatic match. The distance rang is within 164ft in open field without drop of the frequency at 360 degree, it can work with pc/ laptop/ pad/ voice recorder/ camera/ multimedia/ smartphone and etc.  Easy charging & Portable:  The transmitter&receiver can be charging at the same time. Working more than 6hours with full power. Mini metal clip allows you to easily clip it to your collar, tie or pocket. We use state of the art lightweight materials to insure notice the mic is there. (Note: The item only support computers and smart phones online chatting and recording.)  Plug& Play:  Just Plug Receiver into MIC jack of Your Device and turn on Transmitter and Receiver then wait 2 Seconds, they will connect Automatically. It has power on/off button and when the power is turned on then it connect itself so you do not need to worry about pairing and everything else.     Specifications: Product Name:UHF Wireless Microphone;  Input Voltage:110V;  Battery Capacity:450mAh;  Color:Black;  Polar Pattern:Cardioid;  Application:Home, Computer, Stage, Camera, Recording, Musical Instrument, Interview;  Frequency:2400KHZ;  Working distance:>30M;  Working time:4 hours;  Playing time:12 hours;     Package Included: 1 * Mic;  1 * Mic Receiver;  1 * USB Charging Cable;  1 * 6.5 Connector