The BUSlink E-IDE 52x24x52 CD-RW Drive supports a maximum 52X(7800KB/S) CAV reading, 24X (3600KB/S) CAV rewriting, and 52X (7800KB/S) CAV writing. The Smart-X function assists in reading by adjusting CD-DA/VCD data extraction for the fastest allowable speed. The Smart-Burn function assists in writing/rewriting by avoiding buffer under-run as well as getting the best writing quality by adjusting writing strategy. Features software volume control; power saving function; vibration absorber system design; and more. System requirements - PC: Pentium 166 MHz and above; MS-Windows 95 and above.