PLAYER MINIDISC EXTERNAL DVD RECORDER USB 3.0 PC SLIM READER BLACK packaging slightly tired, it does not affect the contents in any way. External CD USB 3.0 DVD Rw Portable Laptop CD Player Netbook External USB 3.0 DVD/RW/CD burner: USB 3.0 CD optical drive, slim and lightweight, classic design. Supports 8cm and 12cm CD size. (Does not support Blu-ray drives) Plug and Play: USB interface to avoid complicated installation procedures. It can be used on laptops, PCs, or desktops for easy installation of the system. Movement has strong error correction ability, shock resistance, low noise and can be operated horizontally or independently; Circuit optimization design saves energy and low power consumption, no need external power supply. Wide application: for desktop computer, notebook computer, all-in-one computer, netbook, HD drive player. Supported operating system: supported for Windows98/SE/ME/2000/XP/VISTA/for Win 7/for WIN8, for WIN 10, for operating system 8.6 or later. Specifications: Material: metal plastic Product Size: approx. 14,5x14,5x1,8 cm / 5,71x5,71x0,71 inch Power cable length: approx. 24 cm / 9,45 inch Parameter: CD-R=24X (read and write) CD-RW=24X (read and write) Cache Size: 2 MB Support installation system: for WIN7 for WIN8 XP, for WIN2000, for WIN 10. Reading speed: DVD-ROM 8x; CD-ROM 24x. Recording speed: DVD-R, DVD R 8X; DVD-RW 4X; CD-R 24x Supported disc formats: DVD-ROM, DVD-R, DVD R, DVD-RW, DVD-R DL, CDA, CD-ROM, CD-R, VCD, SVCD, CD-RW. The package includes: 1 piece CD DVD RW USB 3.0 recorder 1 piece adapter 1 piece instruction