Amazon.com: Shure GLXD24+/B58 Dual Band Pro Digital Wireless Microphone System for Church, Karaoke, Vocals - 12-Hour Battery Life, 100 ft Range | BETA 58A Handheld Vocal Mic, Single Channel Receiver : Everything Else
BLX288/PG58 - Wireless Dual Vocal System with two PG58 Handheld Transmitters - Shure USA
Amazon.com: Shure PGXD24/SM58-X8 Digital Handheld Wireless System with SM58 Vocal Microphone : Musical Instruments
Shure QLXD Dual Wireless Mic WL185 Lav & SM58 G50 | PSSL ProSound and Stage Lighting