The host connector is unique in not only has incorporates an "A" type socket that allows the use of the “A” type USB cable for standard peripherals applications but also deliver an additional power for the peripherals device at the same time. The power portion is designed in additional benefit of a polarized mechanism that is keyed to a specific voltage to prevent mis- plugging .
+5V DC at a maximum rating of 6 amps per connector (Yellow or black)
+12V DC at a maximum rating of 6 amps per connector (Green or black)
+24V DC at a maximum rating of 6 amps per connector (Red or black)