This Syba 525 Slim Optical Drive Bay Adapter & Tray Less Caddy for 25 SATA III HDDSDD with 2 USB 30 Ports offers multi-purpose functionality capable of mounting any slim IDE CDDVD drive into a standard 525 drive bay of your computer and houses a 25 SATA III HDD or SSD. This adapter also includes two USB 30 ports on the front face which a 19 pin USB 30 connector to be connected to the USB 30 header on the motherboard features. USB data transfer rate up to 6Gbps. Front 525 bay mounting design. Tray less rack for 25 SATA HDD SSD. Mount a slim optical drive in a single 525 bay. Tool-less installation. Capable of supporting a 5.000 in slim optical drive. NSS Patent Connector Trouble 50000 Cycles Hot Swaps. Built-in 19 pin USB 30 header cable for the two front USB 30 ports