HQRP AC Adapter for Casio CTK-3200 / CTK3200 / CTK-4200 / CTK4200 / CTK-4400 / CTK4400 Keyboards Power Supply Cord plus HQRP Euro Plug Adapter HQRP&reg; AC Adapter plus HQRP&reg; Euro Plug Adapter; Input: 100V-240V AC; Output: DC 9.5V; Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise. 1 Year warranty!