Can I charge a mobile device or supply power to a portable hard drive via the DJM-V10?

The mobile device connection terminal (USB port) in the MULTI I/O section on the DJM-V10 can supply 5V/2.1A power.
You can supply power to your portable hard drive or charge your mobile device by plugging either into the terminal.
Note: Check the power specifications of the device you want to connect before you use it.