Conquer the stage. JBL's wireless microphones deliver the original JBL Pro Sound with unmatched clarity and richness in your voice. Showcase your voice and hit those high notes without distortion or delays. Simply plug the wireless dual-channel receiver into your speakers, turn on the microphones – and you're ready for your star performance. Easily replaceable AA batteries provide non-stop singing until the next morning. Time for a duet? Both microphones are perfectly mixed in the speaker. Get ready for the spotlight.