When looking at the CM690, it's easy to be taken in by its bold lines and superb styling. Utilizing a unique mesh design, the CM690 effectively blends together both form and function to offer you a mid-tower chassis without compromise. Micro-ATX & ATX Motherboards 5x 5.25 Drive Bay (include 1x External 3.5) I/O Panel - 2x USB, 1x IEEE1394, 1x Microphone, 1x Audio and 1x eSata Front 120mm Blue LED fan x 1, 1200rpm 17dBA Cooling System Dimension - 524.5x213x482mm