1.More Stereo(Effect),More Nature and Clear Voice project compared with 2.4G headset microphone;Widely apply for teaching,tour guide,sales,speech,conference,meeting,karaoke etc with High anti-interfering ability when working 2.48KB/Second amplifier wireless transmission,One second automatic pair;Max 50meters wireless presentation Signal strong through wall penetration ability 3.suitable for Professional Stage&Studio Audio Equipment Wireless Presentation.Red led light working condition timely indicating,High Secure Level,One-to-one directional pairing,Frequency will not interfere with each other 4.More compatible,Excellent Stabilized Signal,strong anti-jamming capacity,far better clear nature sound project than other 2.4G type 5.wireless,Both Headset and Handheld available,Reduce the burden of the body,no need waist hanged,easy amplification 6.Application:Voice amplifier speaker,Trolley Speaker,PC/Computer,Mobile Phone Recording Function Optional choice as video showed.Please choose version according to your application. Style:Headset Microphone Use:Computer Microphone Transducer:Electret Microphone Set Type:Transmitter Sets Model Number:P11 Communication:Wireless Polar Patterns:Cardioid Function 1:wireless microphone professional uhf Function 2:wireless microphone professional headset Function 3:wireless microphone professional uhf Function 4:wireless microphone professional system Function 5:professional uhf wireless microphone system Function 6:wireless microphone system professional Function 7:professional karaoke wireless microphone system Function 8:wireless microphone systems for churches Function 9:wireless microphone headset for teaching Function 10:uhf wireless microphone headset Colour:Black Material:ABS Package Contents: 1* head mount 1* transmitter 1* receiver 1* one to two charging cable Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.