TX PROFESSIONAL AUDIO KT4D DUAL UHF WIRELESS MICROPHONE SYSTEM WITH HI QUALITY FLY CASE.. SUPERB HIGH END MICROPHONES SYSTEM FOR PROFESSIONAL SINGERS… INCLUDS 4 BATTERIES, 1 POWER SUPPLY, 4 ANTENNAS, 2 RUBBER PROTECTION FOR THE MICROPHONES, 1 CABLE, 2 EXTENSION ANTENNAS CABLES.. THANK YOU FOR CHOOSING OUR PRODUCT&####128077.