Galaxy Audio AS-UA12-14.5 Universal Power Supply for Wireless Mic & Monitoring SystemsGalaxy Audio AS UA12 14. 5 Overview The Galaxy Audio AS UA12 14. 5 is a universal power supply compatible with a variety of Galaxy Audio wireless mic and monitoring systems. The unit accepts any input voltage from 100 to 240 VAC (50 60 Hz). Using the common 5. 5mm barrel plug with center positive, it supplies 12 VDC at 1000 mA. The AS UA12 14. 5 comes with four AC plug adapters (US, UK, EU, AU), so you can travel with it in nearly every country on the