As one of its daily deals, Best Buy offers the SanDisk 32GB Ultra UHS-I Class 10 SDHC Secure Digital High-Capacity Card, model no. SDSDU-032G-A46, for $69.99. Coupon code "SDMEMORYDEAL" cuts it to $17.99. With free shipping, that's $0.56/GB and the lowest total price we could find by $7. It features a maximum read speed of 30MB/s. Deal ends today.