This 12V fixed-voltage power supply adaptor is designed to meet the power requirements of your Roland EP-7E Keyboard. Specifications:- Output voltage is 12V- Maximum output amperage is suitable for your device- Output tip is the correct size and specification- Thoroughly tested for reliability- 2-pin plug for use with Type C (EU) wall sockets- Input voltage is AC100-240V, 50/60HzThis replacement power supply for Roland EP-7E Keyboard is:- Compliant with safety standards, and includes overvoltage, overcurrent and short-circuit protection to protect your device- RoHS and CE certified- Energy Star level 6 approved, providing efficient power delivery- Backed by a 2-year warranty: if the power supply fails within 2 years from the date of purchase, it will be replaced