Showcase your singing with unparalleled clarity and the original JBL Pro Sound. Take the stage. JBL's wireless microphones deliver the original JBL Pro Sound with unmatched clarity and fullness in your voice. Highlight your vocals 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 ensure non-stop singing until the next morning. Ready for a duet? Both microphones mix perfectly in the speaker. Get ready for the spotlight.