1) Burst transfer rate: PIO mode 4:16.6Mbps max. 2) Multi-word DMA mode: 2:16.6Mbps max. 3) Ultra DMA/33 mode: 33.3Mbps max. 4) Access time: 80ms typical with 1/3 stroke 5) O/S compatibility: Windows XP / NT / ME / 2000 / 98E, Linux, DOS6.xx 6) Interface: ATAPI / E-IDE 7) Data buffer: 128KB 8) Disc formats: audio CD, CD-ROM (mode 1 and 2), mixed mode, CD-ROM / XA 9) Disc sizes: 8cm and 12cm Note :There are three colors for front panel, they are white, black and silver.