External USB enclosure Caddy Case for 9.5/12.7mm SATA Superdrive Optical Drive Material: Engineering plastic and Aluminum alloy Interface: USB 2.0(480Mb/sec), fully backward compatible with USB1.1 (12Mb/sec) Compatible with A 9.5mm AND 12.7mm SATA SLOT LOAD OPTICAL DRIVES. Light weight and small in size, easy to install, durable and long lasting. Suitable for Any PC, Laptop, Netbook with USB port