0 External 5.25" Drive Bay; 0 Internal 5.25" Drive Bay; 1 Internal 3.5" Drive Bay; 2 Internal 2.5" Drive Bays; 1 Internal 2.5"/3.5" Drive Bay; 3 Expansion Slots; Fits Mini ITX/Mini DTX Motherboards; 2 x Fans Installed

The MasterBox NR200 takes all of the features found in a core performance ATX chassis and efficiently utilizes them in a space less than half the volume. Every feature is thoughtfully laid out in the 18-liter case to maximize component compatibility, ease of use, and thermal efficiency.