AMT Q7-HR4 Mini Wireless Microphone System for Harmonica (900 MHz)

The Q7-HR4 Mini Wireless Microphone System for Harmonica from AMT includes the Q7 transmitter, an HR4 harmonica microphone, and the Q7 Mini receiver that is small enough to fit in your case or travel bag. It operates in the 900 MHz frequency range and can be used to capture audio for harmonica in live stage, theater, and rehearsal applications.