... the functions of a DVD player, DVD recorder, CD player and CD recorder into one;· Fully compatible to all CD/DVD disc formats, good stability ... reading, 4X speed DVD+/-R Double Layer writing, 24X speed CD-R disc writing, 24X speed CD-RW disc writing and 24X speed ... Extraction): 40X-CAV;CD-DA(Play Audio): 9.3X-CAV;CD Extra: 9.3X-CAV;8cm CD-ROM, CD-R/RW, CD-DA with Adapter ...