The NSK3 100 was designed to compliment any home or office with its black matte exterior & sleek from bezel with indirect intake vents. In addition to its striking appearance, the NSK3 100 is constructed of SECC steel 40% thinker than competitors in its class. A balance of versatility & durability is achieved by integrating Antec's proprietary diet Computing' technology with solid build quality & superior components. It contains two fan mounting points with room for four expansion slots. Finally, the front 110 ports include two USB (Universal Serial Bus) 3.0 & audio sockets.