Height: 4U Chassis thickness: 1.14 mm Motherboards: ATX Maximum motherboard size, mm: 305 x 244 Drive bays: Internal 3.5 ": 6 (8 if PSU length is not more than 120 mm) Internal 2.5": 9 (8 instead of 3.5 ") I / O ports: 2 USB 2.0 Indicators, LED: Power, HDD Front panel switches: POWER, RESET Expansion slots: 7 Cooling system: 2 x 6 cm fans on the rear panel (pre-installed) Maximum CPU fan height, mm: 130 Maximum length of a power supply unit, mm: 165 Maximum length of a power supply unit with a drive opposite, mm: 140 Maximum length of video cards you, mm: 150 (240 mm when using a low-profile video card) The maximum length of the video card with the HDD on the contrary, mm: 240 mm only when using a low-profile video card Case material: Steel Case color: Black Chassis color: Silver Chassis size (D x W x H), mm: 300 x 430 x 178 Size with handles and ears (D x W x H), mm: 335 x 483 x 178 Weight, kg: 6.45 Package size (D x W x H), mm: 540 x 402 x 255