STAGE SOUND QUALITY: High quality sound transmission, clear voice and without feedback, free from distortion. Transmission range can be up to 100 feet in open areas at line of sight, free from obstacles between microphone and receiver. LONG WORKING TIME: Plug and play. AA battery powered microphone and built in rechargeable battery in the mini receiver allows up to 6-10 hours working time. SUPPORTS MULTIPLE SETS WORKING TOGETHER: The UHF technology in this handheld microphone allows you to use maximum 32 sets together without interference with each other when each set is working on a different frequency. MULTI-USE APPLICATIONS: Perfect choice for karaoke party, DJ, wedding, church, home studio, interview, business meetings, classroom activities, outdoor or onstage performances as well as audio/video recordings, live streaming.