a) USB 2.0 x 2, VGA, RJ45, Headphone Out, Array Mic, DC-in, QWERTY Keypad, Mouse Left / Right button, Buttons (Menu, Enter, 4 User Define Key)
b) USB 2.0 x 2, VGA, RJ45, Headphone Out, Array Mic, DC-in, QWERTY Keypad, Mouse Left / Right button, Finger Print, Buttons (Menu, Enter, 4 User Define Key)