Package Includes:1 x USB 2.0 External Slim CD¡ÀRW DVD ROM Combo Drive1 x USB Data Cable1 x USB Power Cable Specifications:- Supported Formats: DVD-ROM， DVD-video， CD-R/RW， CD-ROM/XA， CD-ROM， CD-I (FMV)， CD-EXTRA， CD-TEXT- Write Speed :24x CD-R ， 8x CD-RW- Read Speed: 24x CD-ROM， 8x DVD-ROM- Memory Cache: 2M- Dimension: (5.31 x 5.2 x 0.63)" / (13.5 x 13.2 x 1.6)cm (L x W x H)- Weight: 11.61oz / 329g - Support Disk Format: BD， DVD， CD， CDR- Cache Capacity: 2MB