This is a 9V fixed-voltage MyVolts-branded power supply adapter designed to meet the exact power specifications of your Roland Micro Cube N225 Amplifier. Specifications: - Output voltage: 9V - Maximum output amperage compatible with your device - Output tip size and specification correctly matched - Thoroughly tested for reliability - 2-pin plug compatible with Type C (EU) wall sockets - Input voltage: AC 100-240V, 50/60Hz Additionally, this MyVolts-branded replacement power supply for the Roland Micro Cube N225 Amplifier is: - Compliant with all applicable safety standards and includes overvoltage, overcurrent, and short-circuit protection to help safeguard your device - RoHS and CE certified - Energy Star Level 6 approved, ensuring efficient power delivery - Backed by a 2-year warranty: if the power supply fails within 2 years of purchase, it will be replaced