... standard (compatible down with USB 1.1)24x read (CD-ROM) 24x write (CD-R)8x write (CD-RW) 8x read ... : CD text, CD extra, CD-DA(audio), CD-I, CD-ROM XA,Photo CD, Video CD, CD-ROM5) Supported recording modes ... -at-once.6) Supported media types: CD-ROM, CD-R, CD-RW, DVD-ROM.7) No need extra power adapter.8) Support ... dimensions:133*130*18mmProduct weight: 465g. External DVD/CD Driver. Black