Musical Instrument & Vocal Microphones

Samson AirLine 77 Wireless System Fitness Headset - Frequency K4 (479.100 MHz) Portable: The AH7 eliminates these extra components that would be especially cumbersome for a fitness instructor and puts everything you need neatly and comfortably around your head 8 Hours Battery Life: The transmitter operates for up to eight... Samson AirLine 77 Wireless System Fitness Headset - Frequency K4 (479.100 MHz)