High quality wall mounted US 12V power adaptor 12V 2500mA power adapter, model RK-1202500, using for set-top box, input 100-240V AC, output 12Vdc 2500mA, cable length 1.83m, pin size 5.5*2.5/5.5*2.1mm, energy efficiency level 6, with UL ROHS certificates for US market from Changzhou Taiyu Electric Co., Ltd ( Changzhou Taiyu Electrical Equipment Co., Ltd )