PRODUCT FEATURES:Max 20X writing speed for DVD-R/+R
Max 12X writing speed for DVD-R DL / +R DL
Max 5X reading speed for DVD-RAM
Multi-effect LCD Tilt servo compensator mechanism
Ultra-DRA (Dynamic Resonance Absorber) low vibration mechanism
Performance adjusting firmware
Disc-resonance stabilizer
Supports "buffer under run" protection (CD and DVD)