CS351B, Nas Chassis Micro-ATX, Mini-DTX, Mini-ITX UPC: 844761024741 Brand: SilverStone Country of Origin: US Hot-swap drive trays support up to five 3.5' or 2.5' SAS-12G / SATA-6G drives with two LED indicators for displaying drive status Drive tray features anti-theft lock design to keep confidential information secured Supports 8 x 2.5' hard drive and up to 7 x 3.5' hard drives Accommodates Micro-ATX motherboard and ATX PSUs. Supports up to 368mm (14.5') expansion cards Front I/O includes USB Type-C x 1, USB 3.0 x 2, combo audio x 1 Ample space for CPU cooling (82mm in height)