Lite-On 52x24x52x CD-RW drive is the fastest CD-RW drive in the world! It features innovative SMART-BURN technology to automatically check media quality and set limit to burning speed to ensure successful writing sessions and data retainability. Buffer underrun technology ensures error-free recording automatically adjusting writing strategy plus running OPC to meet various burning condition. SMART-X feature supporting high-speed DAE and VCD extraction is intended for copying and automatically decreasing speed to provide smooth and noise-free playback for CD Audio/VCD titles. The VAS (Vibration Absorber System) reduces vibration and noise during recording and reading. This drive supports Fixed Packet, Variable Packet, TAO, SAO, DAO, Raw Mode Burning and Over-Burn modes. It supports CD, CD-R and CD-RW media (up to 99min).