System: AMD a4-5300 3.40ghz Dual-Core processor | AMD 760g chipset | 8gb ddr3 | 1tb HDD genuine windows 10 home 64-bit pre-installed Graphics: Radeon HD 7480d GPU | 24x DVDRW dual-layer drive | audio: 8 channel | gigabit LAN keyboard and mouse Expansion bays/slots total(free): 4(3) ext. 5.25-Inch | 6(5) int. 3.5/2.5-Inch | 1(0) PCI | 1(1) PCI-E x1 | 1(1) PCI-E x16 2(1) DIMM 240p Connectivity: 4x USB 3.0 | 4x USB 2.0 | 1x rj-45 network Ethernet 10/100/1000 | wireless 802.11bgn | audio | 1x HDMI 1x VGA Chassis: Aerocool strike-x one gaming mid-tower with 400 watt power supply | 1 year parts and labor warranty free lifetime tech support