Shure BLX288/SM58 Dual Channel Wireless Handheld Microphone System - H10 Band | Sweetwater
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Shure BLX288/SM58 DUAL CHANNEL WIRELESS HANDHELD MICROPHONE SYSTEM - H9 BAND (LIMITED EDITION BLACK)
Amazon.com: Shure GLXD24R/SM58 Rechargeable Digital Wireless Microphone System with GLXD4R Rack Mount Receiver and GLXD2 Handheld Transmitter with SM58 Vocal Mic Capsule : Everything Else