The VSK3000B-U3 is built with SGCC steel ensuring durability for your next build. The VSK3000B-U3 meets Thermally Advantaged Chassis (TAC) 2.0 guidelines and is also equipped with two USB 3.0 ports, Audio In/Out, five drive bays and four expansion slots. Building a system starts with buying a case, then comes the parts that goes into it, which the cost can add up very quickly. The VSK3000B-U3 is here to provide the basic platform to start building your very own system. It’s humble design and practical functionality contains the fundamentals for a performance chassis. The VSK line is designed to be a stepping stone for those who want to upgrade their system later on. Each chassis devotedly serves their purpose as a cost-effective, unforgettable part of your system building experience. Model: VSK3000B-U3 - All Black Version (Internal/External) Cooling System: 1 x 92 mm rear exhaust fan - 1 x 92 mm front intake fan (optional) Water cooling support: rear water cooling grommets Drive Bays: - 2 x 5.25' external drive bays - 1 x external floppy drive bay - 2 x 3.5' internal HDD bays - 1 x 2.5' internal SSD/HDD bay Front Ports: - 2 x USB 3.0 - Audio In/Out Expansion Slots / video card size: - Four expansion slots PSU: None Motherboard Support: microATX, Mini-ITX Dimensions: - 14.4' (H) x 6.8' (W) x 15.5' (D) - 365 mm (H) x 173 mm (W) x 393 mm (D) Weight: Net Weight: 9.0 lbs / 4.1 kg - Gross Weight: 10.6 lbs / 4.8 kg Warranty: 2 year UPC#: 0-761345-92034-6