Sell dvd-r, dvd+r

dvd-r, dvd+r
Disc type 4.7G
Disc diameter 120mm
Disc thickness 1.2mm +0.10/-0.06mm
Data capacity 4.7GBytes
Record speed 1x - 4x
Dye type Cyanine
Recording wavelength 650nm circular polarization
Read power <1mW
Shelf life 50 years (-20C to 50C; <50% RH)
DVD-R book version 2.0 General