Best Buy’s Bonus Deal of the Day is the SanDisk Ultra 64GB microSDXC Class 10 Memory Card for only $49.99 Shipped. That’s the lowest we could find it for by a few dollars. Amazon also carries the same SD Card at it’s regular price, and their customers have given it 4.5/5 stars with favorable reviews. The SD Card includes a Secure Digital High Capacity adapter to provide expanded compatibility options. The deal at Best Buy ends today.