Toshiba Qosmio X70-B - Manual (Page 55)

DVD-R DL:
MITSUBISHI KAGAKU MEDIA CO., LTD. (for 4x and 8x speed media)
DVD+R:
MITSUBISHI KAGAKU MEDIA CO., LTD. (for 8x and 16x speed media)
TAIYO YUDEN CO., Ltd. (for 8x and 16x speed media)
DVD+R DL:
MITSUBISHI KAGAKU MEDIA CO., LTD. (for 8x speed media)
DVD-RW:
DVD Specifications for Recordable Disc for Version 1.1 or version
1.2
Victor Company of Japan, Ltd. (JVC) (for 2x, 4x and 6x speed media)
MITSUBISHI KAGAKU MEDIA CO., LTD. (for 2x, 4x and 6x speed
media)
DVD+RW:
MITSUBISHI KAGAKU MEDIA CO., LTD. (for 4x and 8x speed media)
DVD-RAM: (DVD Super Multi drive only)
DVD Specifications for DVD-RAM Disc for Version 2.0, Version 2.1 or
Version 2.2
Panasonic Corporation (for 3x and 5x speed media)
Hitachi Maxell, Ltd. (for 3x and 5x speed media)
BD-R:
Panasonic Corporation
BD-R DL:
Panasonic Corporation
BD-RE:
Panasonic Corporation
BD-RE DL:
Panasonic Corporation
BD-R TL:
TDK
BD-RE TL:
Panasonic Corporation
Some types and formats of DVD-R DL and DVD+R DL discs may be
unreadable.
User's Manual 4-10