9 Volt DC Regulated Switching AdapterUniversal Input: 100-240 Volt AC 50/60Hz 0.3 AmpOutput: 9 Volt DC 1000 mA (1 Amp)Switching power supply, regulated with over voltage and current limit protection.Polarity: Center PositiveOutput Connector: 1.7mm I.D. hole x 4.7mm O.D.coaxial plug, right-angledInput: non polarized 2 blade plugCord is 6 foot in length with a ferrite core.UL ListedKenwoodW08-1203