. Designed for Easy BuildsLess work. More play. Build with the Carbide Series™ 200R and the only time you'll need to pick up a screwdriver is to install the motherboard. EVERYTHING YOU NEED NOTHING YOU DON\'TDESIGNED FOR EASY BUILDS Less work. More play. Build with the Carbide Series 200R and the only time you'll need to pick up a screwdriver is to install the motherboard. The side panels and expansion slots use thumbscrews and SSD hard drive and optical drive installation are all tool-free. Cutouts for cable routing and CPU cooling make builds and upgrades neat and simple. EASY TO EXPAND AND EASY TO COOL Carbide Series 200R is compact but it's designed to let you build high-performance systems with massive storage extra graphics performance and superior cooling and ventilation. You get seven PCI-E slots and you can install up to four hard drives and four SSDs at once. Eight fan mounting points let you expand your cooling system to match your high-performance components. EASY TO USE The mid-tower form factor combines room for expandability and out-of-the-way exterior dimensions. USB 3.0 headphone and microphone ports are right up front and the front intake dust filter helps keep the interior clean..