. Like its award winning predecessor the NSK3100 was designed to compliment any home or office with its black matte exterior & sleek front bezel with indirect intake vents. In addition to its striking appearance the NSK 3100 is constructed of SECC steel 40% thicker than competitors in its class. A balance of versatility & durability is achieved by integrating Antecs proprietary Quiet Computing™ technology with solid build quality & superior components. The NSK Series 3100 case supports both Micro ATX & mini ITX motherboards & has ample space for liquid CPU cooling two 5.25" drives two 3.5" HDDs & one 2.5" SSD. It contains two fan mounting points with room for four expansion slots. Finally the front I/O ports include two USB (Universal Serial Bus) 3.0s & audio sockets..