545SD-LC Classic Unidyne Instrument Microphone - Batts Audio, Video and Lighting
 

545SD-LC Classic Unidyne Instrument Microphone

Shure

The predecessor to the SM57, The 545SD Classic Unidyne® Instrument Microphone is a dual-impedance, unidirectional, dynamic microphone.

Shipped connected for low-impedance operation, the 545SD features a silent magnetic reed on/off switch with lock-on option. A favorite for instrument pickup and recording, the 545SD can also be used on lecterns in public address systems.