Newegg offers the Patriot Signature 64GB Class 10 microSDXC Memory Card, model no. PSF64GMCXC10BK, for $37.99. Coupon code "EMCPFPB73" cuts it to $29.99. With free shipping, that's tied with our mention from three weeks ago and the lowest total price we could find by $13. It features transfer speeds of up to 40MB/s. Coupon expires April 14.