Team Group Color 512GB UHS-I Class 10 MicroSDXC Flash Card $60 at Newegg
Newegg has the Team Group Color 512GB UHS-I Class 10 MicroSDXC Flash Card (TCUSDX512GUHS54) for $63 - $3 off with coupon code
EMCDNEG38 [Exp 8/2] =
$60 with free shipping.
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