Miditech Pianobox Pro - Rear Panel; Top of the PianoBox Pro

4.2 Rear panel
On the rear panel of the PianoBox Pro you will find the LINE Out to
connect PianoBox Pro to an amplifier. Beside the LINE Outs there is the
USB2.0, please connect to computer or external charger(DC5V , 1A) by
USB cable, provide 5V power with communication . In the middle, there
is the MIDI I/O, please connect your keyboard here with a standard MIDI
cable. The MIDI Out from the keyboard must be connected to the MIDI
In of the PianoBox Pro .
4.3 Top of the PianoBox Pro
On the top of the PianoBox Pro , you see the LCD, the Play/Stop and the
Drum, Program buttons. And 8 function buttons , 1 rotary encoder.