Intel Socket 1150 Core i7 i5 i3 CPU Haswell H81 Chipset mini ITX Motherboard 2x 1.5V DDR3 DIMM up to 16GB. PS/2 port 1 x D-Sub 1 x DVI-D 1 x HDMI 2 x USB 3.0/2.0 5 x USB 2.0/1.1 ports 2 x Wi-Fi antenna connector holes 1 x RJ-45 3 x audio jacks (Line In Line Out Mic In)