BuyDig via eBay offers the Samsung 16GB Class 6 microSDHC Memory Card 3-Pack for $20. Apply coupon code "CELLSAVE5ON20" and checkout via PayPal to drop the price to $15. With free shipping, that's $5 per card, $3 under our June mention, and the lowest total price we've seen. (It's also a current price low for this quantity by $12.) Each card features a data transfer speed of up to 24MB/s.