This 9 watt, 500mA universal AC/DC power supply has an input of 120V AC 50Hz and a selectable 1.5, 3, 4.5, 6, 7.5, 9 and 12V DC output. It features a polarity switch and a 4 foot cord with the following connections:
- 3.5mm OD / 1.3mm ID Barrel Connector
- 5mm OD / 2mm ID Barrel Connector
- 5.5mm OD / 2.5mm ID Barrel Connector
- 2.5mm DC Mono Connector
- 3.5mm DC Mono Connector
- 9v Battery Snap Connector