Key Features:
Read Speed : CD-ROM:24x; DVD-ROM: 8X

Write Speed:

DVD+R: 8X;
DVD-R: 8X;
DVD+R: DL 2.4x;
DVD-R: DL 2.4X
DVD Burner:3-5X
Rewrite Speed:
DVD+RW: 4X; DVD-RW:4X; CD-RW: 24X
Buffer Size:2MB;
Acess time:130ms
Warranty:one year

Fit for:
IBM Thinkpad T Series : T20, T21, T22, T23, T30,
R Series : R30, R31, R32, R40;
X Series : X20, X21, X22, X23, X24, X30 (X Series Laptop need a baseplate, then it can be placed at the basplate above! )
A Series : A20E, A20M, A20P, A21M, A21E, A21P, A22M,
A22E, A22P, A30, A30M, A30P, A31, A31P;

Will NOT work on Thinkpad X40, T40, T41, or T43!!