256 GB Transcend JetDrive Lite 350 Expansion card for Macbook Pro Retina 15" (Mid 2012/Early 2013)

Seamless design.
Introducing Transcend's JetDrive Lite storage expansion cards for the MacBook Air and MacBook Pro with Retina display. JetDrive Lite expansion cards are a quick and easy way to gain the additional space you need without adding any bulk to your MacBook computer.