XION 5 In 1 ATX Mid Tower Computer Case Kit Includes 500 Watt Power Supply, Keyboard, Optical Mouse and Speakers XON-160PCB (Mesh Black/Blue) XION_5 In 1 Meshed Black/Blue Steel ATX Mid Tower Computer Case with 500 Watt Power Supply, USB K/B, Optical Mouse, Multimedia Speaker _Retail. Type : ATX Mid Tower Color : Black with Blue LED Light Case Material : Steel, Meshed Front Panel design. With Power Supply : Yes Power Supply : 500W Optical Mouse Spec : Superior optical sensor quality 800 Dpi, USB connection USB connection, more than 10 million times Key Switch reliability, Elegant slime type design Multimedia Speaker Spec: Output : 120W (P.M.P.O.) Frequency response : 100Hz ~ 20K Hz. Drive Unit : 2.25&#8221;, 4ohm Full range speaker