Supporting 4th Gen Intel® Core™ i7/i5/i3 or Celeron® processors with Intel® H81 Express chipset, Model P1177S-881 is equipped with 17 in. SXGA TFT LCD and IP65-compliant front bezel. If larger viewing area is desired, additional display can be connected via VGA or HDMI port. Unit has two DDR3 SO-DIMM sockets supporting up to 16 GB and one 3.5 in. or two 2.5 in. SATA HDD drive bays. Additional features include 4 COM ports, 2 USB 3.0 ports, 4 USB 2.0 ports, and 2 Gigabit Ethernet ports.