Compitable with: IBM Lenovo ThinkPad W700, R400, R500
Drive Type: Blu-ray burner
Interface: Serial Ultrabay Enhanced
Thickness: 12.7mm
Load Type: Eject / Tray load
FRU PN：42T2539
ASM PN：42T2538

Write Speed:
BD-R: 4x  
BD-RE : 2x
BD-R DL: 2x  
BD-RE DL: 2x  
DVD-RW: 6x
DVD+/-R: 8x  
DVD+RW: 8x
DVD+/-R DL(D9): 4x
DVD-RAM: 5x
CD-R: 24x
CD-RW: 16x

Read Speed:
CD-ROM: 24X
DVD-ROM: 8X
BD-R: 4X
Can read DVD-RAM Disc