HQRP AC Adapter for Harman Kardon Go + Play II High-Performance Portable Loudspeaker Dock HKGOPLAY2BLKAM Power Supply Cord Plus Euro Plug Adapter HQRP&reg; Replacement AC Adapter plus HQRP&reg; Euro Plug Adapter; Input: 100V-240V AC (USA plug+EURO adapter); Output: DC 18V, 3.33A; 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!