Free Express Shipping! Shure QLXD2/SM58 Digital Handheld Wireless Microphone Transmitter with SM58 Capsule (G50: 470 to 534 MHz) For QLX-D Receivers, SM58 Dynamic Cardioid Mic Capsule, Interchangeable Capsule Design, 2560 Selectable Frequencies, 1/10mW...