Serial RS 232 , RS-485 , 1xMini-PCI-Express 1x , 1x15pin D-sub , 1xHDMI , 2xUSB 2.0 , 2xUSB 3.0 , 2xRJ45 , 4xCOM via Header , Memory type DDR3L , Frequency speed 1866/1600/1333 MHz , Colour Black