B&H Photo-Video offers the Sony 32GB UHS-I Class 10 SDHC Secure Digital High-Capacity Card, model no. SF32UY/TQMN, for $13.99 with free shipping. (Amazon charges the same.) That's $3 under our March mention and the lowest total price we've seen. (It's a current low of $3.) It features transfer speed of up to 40MB/s.