The Shure PS60US is a 100-240 volt input, 60 Watt, switching Power Supply with a 15V/4 Amp Max Output. It's a replacement power supply for Shure SBC220 Charger Station and the Shure UA844US UHF Active Antenna and Power Distribution System that sets a higher standard of energy efficiency. This 15V DC in-line power supply adheres to energy-efficient power situations.