WA570A - Belt Pouch for Wireless Bodypack Transmitters - Shure USA
Amazon.com: Compact UHF Wireless Microphone System - Pro Portable Dual Channel Digital Mic Receiver Set W/ 2 Belt-Pack Transmitter, Receiver, 2 Headset, Lavalier Mics, XLR, For Home, PA - Pyle PDWM2958B ,Black :
Clear-Com FreeSpeak II 1.9GHz Digital Wireless Belt Pack with Li-Ion battery