About how much power supply capacity is required for the USB port of a computer, USB mobile battery, or USB power adapter when supplying power to DDJ-WeGO4 with USB bus power?

This unit does not support a USB mobile battery and USB power adapter. To supply power to this unit with USB bus power, use a USB port of a computer.

The power consumption when operating this unit on USB bus power is 500 mA so the USB port to be connected to this unit must be capable of supplying a current of at least 500 mA.

For details on the specifications of the USB ports of the computer, contact the manufacturer of your product.