Plextor's newest PX-W4012TA got the BURN-Proof certificate from Sanyo's BURN-Proof center which ensures that the drive supports 100% the BURN-Proof technology. As the BURN-Proof center reports, the drive was certified with 0.DA firmware revision and supports 4x, 8x, 16x, 20x, 24x, 32x, 40x writing and 4x, 10x(HS), 12x(HS) re-writing speeds.