Shure SLX2/SM58 Wireless UHF handheld transmitter, J3 range 572 to 596 MHz | eBay
Shure SLX2/SM58 Wireless Handheld Transmitter, H5 Band | Reverb
Shure SLX2-SM58 - Muziker
Amazon.com: Wireless Microphone Cover Compatible with Shure SLX2, BLX2 / SM58, BETA58, BETA87, PG58 Decorate Mic Shining on Tours & TV Shows, Red Star Silver Crystal Stone (Mic NOT Included) : Musical