Newegg offers the Samsung Duo 64GB microUSB / USB 3.0 Flash Drive, model no. MUF-64CB/AM, for $19.99. Coupon code "ESCFGEF36" cuts it to $16.99. With 99 cents for shipping, that's tied with our February mention and the lowest total price we've seen. (It's the best deal now by $2.) This drive has both microUSB and USB 3.0 plugs and features transfer speeds of up to 130MB/s. Deal ends December 7.