Features : 1. It adopts metal shell, upper and lower cover structure, easy to install, and the surface is painted. 2. External support 2.0 interface 3. The memory supports various types of optical drives, DVDs, and recorders with a 5.25-inch SATA interface. 4. Support 3.5-inch SATA hard drive, support DVD 16x speed burning 5. LED light indicates working status Data is safe and compatible during transmission, providing the most complete protection for files Note: Not include hard disk Specification : Material: Alloy Size: 255x164x52mm Plug Type: EU/US includes: 1x optical drive box 1x power adapter 1x USB cable 1x mounting screw 1x manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin