The Audio-Technica AT8539 is a power supply that can be used with any Audio-Technica wireless microphone to operate as a wired microphone. The power supply features an HRS-type 4-pin input connector on one end and a standard 3-pin XLR output connector for direct connection to a standard microphone input on the other.
Power module for PRO92CW , ATR35cW , PRO35 and AT803cW . Also suitable for use with any Audio-Technica Wireless Essentials® microphone terminated with 4-pin locking connector. The AT8539 allows you to convert your wireless microphone into a wired model. Comes equipped with a snap-on belt clip.