Shure SLXD24D/SM58 Digital Wireless Dual Handheld Microphone System - G58 Band | Sweetwater
Amazon.com: Shure BLX288/SM58 UHF Wireless Microphone System - Perfect for Church, Karaoke, Vocals - 14-Hour Battery Life, 300 ft Range | Includes (2) SM58 Handheld Vocal Mics, Dual Channel Receiver | H10 Band : Everything Else
Amazon.com: Shure BLX24/SM58 UHF Wireless Microphone System - Perfect for Church, Karaoke, Vocals - 14-Hour Battery Life, 300 ft Range | Includes SM58 Handheld Vocal Mic, Single Channel Receiver | H9 Band : Musical Instruments