Musical Instrument & Vocal Microphones

EXMAX EX-100 72MHz Wireless Tour Guide Monitoring Voice Audio Transmission System + Aluminium Alloy Charge Case for Teaching Tour guides Conference Museum(2 Transmitters and 30 Receivers) The EXMAX wireless audio transmission system could transmit voice of who speak to the microphone of transmitter to the ones who wear earphone of receivers,transmission distance is about 20-30 meters (65-100ft).40 frequency channels on 72MHz means it... EXMAX EX-100 72MHz Wireless Tour Guide Monitoring Voice Audio Transmission System + Aluminium Alloy Charge Case for Teaching Tour guides Conference Museum(2 Transmitters and 30 Receivers)