Features: UHF Wireless System: The system includes dual headset microphone and one receiver, featuring UHF wireless transmission, stable connection and low distortion ensure high quality vocal sound transmission. Headset Style Microphone: The wireless headset style microphone enables easy wearing on your head, designed shaped to fit your head better, battery powered for more portable application. Receiver with LCD Display: The receiver can be steadily set on table or ground, with LCD screen to clearly display parameters like frequency and battery condition, to meet digital adjusting. Battery Adapter Powered: The dual headset microphone are powered by built-in 3.7V/450mAh battery, recharged via USB cable included. The receiver is powered with included power adapter. Wide Application: The headset microphone system can be widely applicable for video recording, broadcast, interview, online teaching and more occasions, truly portable wireless connection.