Ocean Technology via Amazon offers the Unitek Multi-in-1 MicroSD Card Reader Adapter for $5.59. Coupon code "4ZMVXIQY" cuts it to $2.46. Plus, Prime members bag free shipping. That's a buck below our mention from last month and the lowest price we've seen. (It's the best deal now by $6.) It features an OTG USB 2.0 A male and micro B connector and data transfer rates up to 480MB/s.