Metal front mounting adapter allows one 2.5" SSD/HDD to fit into a 3.5" PC drive bay. Includes two USB 3.0 ports for SuperSpeed connectivity. SuperSpeed USB 3.0 devices connection, USB 3.0 port backwards compatible with USB 2.0 USB 3.0 internal connector to 2 x USB 3.0 Type-A ports 2.5" SSD / HDD fit into a 3.5" PC bay.