Bogen PRS 40C power supply

The Bogen PRS40C Power Supply provides unregulated 12 volt DC at 300 mA from a 120 volt DC, 60 Hz source. Its maximum power consumption is 8 watt. The sleeve of the mini plug and the lead with the white tracer is positive. This power supply is UL listed. The unit's dimensions are 2 x 2-3/8 x 1-5/8 inch.