SONY DVD+-RW DW-D56A PDS7 Slimline (Lite-On)
I think my notebook's drive has reduced laser beam power for 2.4x and stronger power for 4x-8x, so I would like to try to burn a Verbatim DL MKM-001 disk at 4x to see if I get a better burn at higher power, but the firmware won't allow faster than 2.4x.