Its time for you to take center stage. JBL wireless mics deliver Original 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 youre ready to shine. Easy replaceable AA batteries, so you can belt every note until the sun comes up. Time for a duet? Youll hear both mics blended perfectly through your speaker. Get ready for the spotlight.