JBL PartyBox Wireless Mic - 2X Digital Wireless Microphones, Rechargeable Battery (20hrs - 700mAh), Clear Voice, Crisp Sound, Stable 2.4GHz Connection, Compatible with All PartyBox Speakers (Black)

Easy to use: Just plug in and start singing. It's really that simple.Compatible with all PartyBox speakers: From the PartyBox Encore to the Ultimate, you can use the mics with any JBL PartyBox speakers.Sing out all night long: Keep the party going all night with up to 20 hours of play time. (up to 12 hours play time when using the digital wireless dongle.)Rechargeable battery: Just plug the mic into the JBL PartyBox's charging port when your battery is running low. You can keep using it while it charges. 10 minutes of charging will get you another two hours of playtime.Stable 2.4GHz connection: When using the digital wireless dongle, you have a stable 2.4GHz connection within 30 meters of the PartyBox. So don't be afraid to go out and work the crowd.