This is a 9V fixed-voltage MyVolts-branded power supply adapter designed to meet the exact power specifications of your Alesis MultiMix 4 USB Mixer. This power supply is not compatible with the Alesis Multimix 4 USB FX. Specifications: - Output voltage is 9V - Maximum output amperage is suitable for your device - Output tip size and specification are correct and have been thoroughly tested - 2-pin plug for use with Type C (EU) wall sockets - Input voltage is AC 100-240V, 50/60Hz This branded replacement power supply for Alesis MultiMix 4 USB Mixer is: - Compliant with safety standards and includes overvoltage, overcurrent, and short-circuit protection to help 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 of purchase, it will be replaced