Feature:1. Maximum 50m Transmission Distance: UHF digital wireless technology provides enhanced signal and noise cancellation, and the transmission distance is upgraded to 50m. Support 15 units to use at the same time, no serial frequency, no mutual interference. Ideal for churches, weddings, presentations, school plays, training, public speaking. 2. 360&deg; Omnidirectional Sound Pick-up: The wireless lavalier microphone has a cardioid pick-up pattern that captures clear, smooth, crisp sound around the microphone and suppresses unwanted background noise. Compact and lightweight design for use as a handheld and lavalier microphone. 3. Super long battery life: There is a battery indication on the side of the transmitter, which is convenient for observing the remaining power. The wireless lavalier microphone has a build-in 400mAh rechargeable battery, can be charged for 1.5 hours, and can work continuously for 6 hours. Name: Microphone Frequency range: 570.5-589.5MHZ Response: 150-9KHz Mark sensitivity: -35&plusmn;2db Distortion: &lt;1% Working voltage: DC5V Build-in battery: 400mah Packing list: Microphone x 1 Receiver x 1 Adapter x 1 Instruction x 1 Note: 1. Due to manual measurement, please allow 1-3cm error. Make sure you don&#39;t mind before bidding. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks. <div class="panel panel-info"><div class="panel-heading" style="font-weight:bold;">IMPORT: THIS ITEM IS SHIPPED FROM CHINA. PLEASE EXPECT UP TO 25 DAYS FOR DELIVERY</div></div>

Usb Wireless Lavalier Microphone Live Recording Radio Noise Reduction Microphone for Mobile Phone Computer Black