Up to 48x.

To Record: For use in CD-R computer drives. For Playback: Record disc can be played back on CD/DVD-ROM drives and CD/DVD players. This disc records on the side opposite the label side. To protect the recording side form scotches, fingerprints, dust particles and smears, never touch the recording side or place it face down on a hard surface. Use a soft, dry cloth to clean the disc. Do not use solvents. When labeling a disc, write only on the printed label side using a permanent, nonalcoholic-based, soft felt-tip marker.

Avoid exposing the disc to direct sunlight, high temperatures, humidity, dust or dirt. This CD-R disc may not be compatible with drives recording at 1X speed.