HQRP AC Adapter / Power Supply Cord for Roland F-110 / F110 / F-120 / F120 Digital Piano plus HQRP Coaster HQRP&reg; AC Adapter plus HQRP&reg; Coaster; Input: 100V-240V AC; Output: DC 12V; Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise. 100% Compatible with Original AC Power Adapter; 1 Year warranty!