JBL wireless mics deliver JBL Pro Sound with crystal clear vocal clarity and detail. Sound your best and hit the high notes with no distortion or delay. Just plug the wireless dual-channel receiver into your speaker, turn on the mics, and you're ready to shine.A wireless microphone system consists of a transmitter and a receiver. The transmitter receives an audio signal and then processes it through air with ultra-high frequency modulation. The receiver then listens for this modulated signal and demodulates