Runs on five, 1.5 V battery. Could run on 7.5 V 1.8 power supply. Power supply shown in photo #8 is not. The item “CIRCUIT BENT CASIO SK-1 sampling keyboard” is in sale since Sunday, December 3, 2017. This item is in the category “Musical Instruments & Gear\Pro Audio Equipment\Other Pro Audio Equipment”. The seller […]... Read More