DVD+R DL & DVD-R DL Both RITEK DVD+R DL (Double Layer) and DVD-R DL Discs offer 8.5GB storage capacity in multiple applications for modern consumers, such as video recording, MP3 audio archiving, data / files backup, DVD-ROM backup, etc. The disc can store up to 4 hours of DVD-quality video, 16 hours of VHS-quality video, or over 120 hours of MP3 audio. RITEK DVD+R DL and DVD-R DL features good compatibility with wide range of DVD video players, game consoles, computer DVD-ROM drives as well as DVD burners. With the new technology breakthroughs, the disc capacity is almost double as conventional DVD+R / DVD-R and it allows the disc to be either read or recorded on one side without turning over the disc. RITEK DVD-R DL records at 2 ~ 4X speed, DVD+R DL records at 2.4X and 8X speed. Both formats use RITEK's high quality & reliable organic dye as the recording material.