Alright, the Digital CowBoy W-31UA is a 3.5” HDD casing that looks like a book. It can be used for SATA I / II Hard Drive. Cool right a book with LEDs that blinks whenever you transfer files. It measures 200 x 159.5 x 40 mm and weighs 775g without HDD. It is priced at 4890 Yen. More pictures after the break.

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