wireless lavalier microphone system balila uhf dual lavalier mic lapel microphone for iphone/android, dslr camera microphone real-time audio monitor recording vlog transmitter 2 + receiver 1 balila wireless lavalier microphone system receives crystal clear sound and then transmits it to your smart phone or camera through uhf digital wireless technology. the recorded sound is processed by noise cancelling to restore high fidelity, and the 0s delay transmission range is 80-100 feet. uhf digital can provide a stronger signal which reducing the interference of bluetooth or wifi. balila receiver has 1/8"(3.5mm) plug works with any mobile device such as android/iphone smartphone, ipad, dslr camera, desktop, laptop. for smartphones without 1/8" jack, should use type-c/apple adapter cable(not included! contact us to buy at a low price). plug in the 3.5 to 6.5 adapter to connect the receiver to mixer, pa speaker and amplifier. please be aware that this system cannot be used with macbook or bluetooth speakers.