Earphone jack /USB/ MICRO USB
Ear phone jack Port
Ear phone jack port is allowed user insert headphone sets while listen the instructions doing the voting process.
USB Port
USB Type-A is a specification that allows USB devices, such as tablets or, to act as a host, allowing other USB devices,
such as USB flash drives, digital cameras, mice or keyboards, to be attached to them.
MICRO USB
This MICRO USB port is a specification that allows Marshall 8 connected with laptop and another host device. To do
data transfer, such as firmware upgrade, file transfer and more.
