HQRP AC Adapter/Power Supply for Roland Micro Cube Bass RX, Micro Cube RX, Mobile Cube, MV-30, RD300NX [UL Listed] + Euro Plug Adapter HQRP&reg; Replacement AC Adapter with HQRP&reg; Euro Plug Adapter; Input: 100V-240V AC; Output: DC 9V, 2A; UL Listed; Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise; Compatible with Original AC Power Adapter; 1 Year warranty!