With the K1 Rev. B , Zalman is supplying a stylish midi tower with a tempered glass side panel, two pre-installed fans, power supply unit slot, clever cable management and stylish RGB lighting. FEATURES: Stylish mid-tower by Zalman in black Solid Front Panel with RGB Lighting Tempered Glass Side Panel PSU Shroud Removable dust filters in the Top, Bottom and Front Space for 2x 3.5\"\" / 2.5\"\" and 2x 2.5 inch drives Up to three radiators (1x 120mm, 1x 360/280mm and 1x 240mm) Two pre-installed 120mm fans (1x RGB, 1x Non-RGB) Supports Graphics cards up to 380mm in length Zalman has given the K1 Rev. B a Tempered Glass Side Panel and PSU Shroud. The interior of the chassis is completely black to match the rest of the case. In the bottom of the case, there is a PSU Shroud for power supplies up to 190mm in length and a modular drive cage for two 3.5\"\" or 2.5\"\" HDD/SSDs. Two additional 2.5\" drives can be mounted on the back of the motherboard tray. The minimalist front offers subtle RGB lighting. While Two pre-installed 120mm fans, an RGB fan in the rear of the chassis and a Non-RGB fan in the front ensure good ventilation. The front of the Zalman K1 Rev. B can accommodate a total of up to three 120mm fans, while there is space for up to two 120mm fans in the bottom and in the Top. Processor coolers must not exceed a height of 178mm, while graphics cards can be up to 380mm in length.As a special feature, the Zalman K1 Rev. B also offers options for installing water cooling. The case can accommodate up to three radiators: a 120mm radiator in the rear of the chassis, a 360/280mm radiator in the front, and a 240mm radiator in the top. Removable dust filters in the top, bottom and front keep the case dust-free. Inside, stowed spaces along the edges of the housing ensure tidy cable management. SPECIFICATIONS: Dimensions (W x H x D) - 212 x 465 x 398mm Material - Steel, Tempered Glass, Plastic Weight - 5.8kg Colour - Black Form Factor - ATX, Micro-ATX, Mini-ITX Fan Support - 3x 120/2x 140mm (front) 1x 120/140mm (rear) 2x 120/140mm (cover) 2x 120mm (bottom) 2x 120mm (vertical bracket) Fans pre-installed - 1x 120mm (front) 1x 120mm (RGB, rear) Radiator Support - 1x 240mm (Top) 1x 360/280mm (front) 1x 120mm (rear wall) Drive Support - 2x 3.5\" / 2.5\" (internal) 2x 2.5\" (internal) Power Supply Form Factor - Standard ATX Dust Filters - Bottom, Front, Top Expansion slots - 7 I/O panel - 2x USB 3.0 2x USB 2.0 1x per audio in/out 1x LED control button 1x power button 1x reset button Maximum GPU Length - 380mm Maximum PSU Length - 190mm Maximum CPU Cooler Height - 178mm