SW S-MEDIA DVD-R 友の会スレでも報告したんですが

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Unique Disc Identifier : [DVD-R:OPTODISCR004]
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Disc & Book Type : [DVD-R] - [DVD-R]
Manufacturer Name : [Optodisc Technology Corp.]
Manufacturer ID : [OPTODISCR004]
Blank Disc Capacity : [2,298,496 Sectors = 4,489.3MB = 4.38GB (4.71GB)]
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[ DVD Identifier - http://DVD.Identifier.CDfreaks.com ]
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今日届いた50枚480円
保証無し・お一人様一点限り　先着10名　DVD-R　4X　50P　PRINTABLE　NB
家はOPTOでした