The PS24US from Shure is a 12 VDC power supply. It is intended for use with the BLX4, BLX4R, BLX88, SLX4, SLX4L, PGXD4, GLXD6, and QLXD4 receivers, as well as the P3T transmitter. It features a 6' input cable and a 6' output cable along with two mounting tabs.