AltaTac via eBay offers the 2nd-generation Apple iPad mini 8" 16GB WiFi Tablet with Retina Display in Silver, model no. ME279LL/A, or Space Gray, model no. ME276LL/A, for $329.99 with free shipping. That's $45 below last week's mention, which included a $20 gift card, and the lowest total price we've seen for a new unit. (It's a current low by $39.) It's 7.5mm thick, weighs 0.73 lbs., and features an Apple A7 64-bit processor, 7.9" 2048x1536 LED-backlit IPS display, FaceTime HD front-side camera, 5-megapixel iSight camera, 802.11n wireless with MIMO, Lightning connector, and 10-hour battery life.

Update: Note that this item is not sold by Staples as we originally reported. We regret the error.