MITX-6922 Mini-ITX Motherboard Based on Intel QM67/QM77 Chipset
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interface with only 6PIN; it also can connect other devices, like modem.
USB
It is the Universal Serial Bus for short. A hardware interface adapts to low speed peripherals,
and is always used to connect keyboard, mouse etc. One PC can connect maximum 127 USB
devices, providing 12Mbit/s transmit bandwidth USB supports hot swap and multi- data stream,
namely, you can plug USB devices while system is running, system can auto-detect and makes
it work on.