New Multi Voltage Power Supply for different scenarios - With INPUT AC105V-235V，OUTPUT DC18V 3A ideal for worldwide usage and support peak power 100W + 100W amplification to speakers; If you do not need to turn on the power amplifier module sound mixer can be connected with 5V 2A power adapter or Computer USB or Power Bank to work properly as well. Enjoy a value packed mixing solution today with performances that sound great each time.