Just trying to give you an idea of the quality and response time playing a PS4 game on the Vita around the house is. Enjoy!
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https://www.youtube.com/watch?v=qFjSMzLeKLA
Not super happy with the quality of this product, I should've gone with the official Sony HDD adapter.
My PS2 is a 30001 fat model. Using a Hitachi 250 gb 7200 rpm sata drive from year 2005.
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https://www.youtube.com/watch?v=M44eXtDd9-c