EXCEPTIONALLY SILENT AND FUNCTIONAL Pure Base 600 offers a great deal of functionality and features for an attractive price. HIGHLY VERSATILE CONSTRUCTION Maximum of possibilities for your desired system Pure Base 600 offers many possibilities for system component selection. The 3 HDD slots can be repositioned to allow installation of the largest of graphics cards and the ODD cage is removable for maximum flexibility of water cooling and drives. OPTIMIZED FOR RADIATORS Full choice for water cooling Pure Base 600 was optimized to be the perfect case for liquid cooling. 3 areas are specially designed to allow them to be added: front, top and rear. All sizes of radiator up to 360mm are possible. ADJUSTABLE TOP COVER VENT Ingenious concept for water cooling and silence The Pure Base 600 top cover is adjustable allowing choice between boosting your systemâ€s cooling or silence. You can close it for more silence, open it partially for more exhaust or leave it open to mount a water cooling radiator. PRE-INSTALLED PURE WINGS 2 FANS Whisper-quiet operation – typical for be quiet! 2 pre-installed Pure Wings 2 fans with 9 airflow-optimized fan blades reduce turbulence and increase air pressure: 120mm at the rear, 140mm at the front. Permits up to four additional cooling fans. KEEP THE SYSTEM SUPER SILENT Equipped with smart and effective silence features Integrated 3-step fan controller supports 3 fans. Sound insulating material on top, side and front that dampens vibration. Filters at front and bottom prevent the dust to come into the case.