If you have a smartphone or tablet with a microSD slot and have been itching for a deal on a 512GB card, this could be the day you finally pull the trigger. The PNY Elite 512GB microSD card, which was introduced in June at $349.99, is down to an all-time low price of $149.99 (that's $200 off) on Amazon today only. This beats the pants off of the $239.99 deal we saw back in December.

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