The Audio Technica AT8531 is an in-line body-pack power supply for AT gooseneck and overhead microphones. The unit is designed to supply 9 to 52V phantom power and uses AA batteries. A low frequency roll-off switch is provided and minimizes structure and wind noise and a belt clip provides added stability. The unit features a TB3-male input and standard 3-pin XLR-male output connector.

Power module for AT803b, AT831b, ATM73a, ATM75, U841A, U851A, U853A(W), U853A(W)U, U857A(W)U