Operating System: Pre-loaded Windows 10 pro|Preinstalled | In the box: Cpu ,Adaptor,Power Cord
Front : 2x USB 2.0|2x USB 3.0|1x Microphone& Headphone combo Back: 2x USB 2.0|4x USB 3.0|2x Display Port|1x HDMI Port|PS2|1x RJ45|1x Microphone& Headphone combo