EVGA Hadron Air Mini-ITX Steel Black Chassis with 500W 80Plus Gold Power Supply, Black 110-MA-1001-K1 Sleek look, extremely compact size! Integrated 500W 80Plus Gold rated power supply with 40a on + 12V rail Supports most full size enthusiast Graphics cards! (Up to 267mm length, Double slot) 2 x 2. 5/3. 5in. Drive Bays 2 x USB 3. 0 Ports Hd audio in/out 2 x 120mm exhaust fans and windowed side panel