Big Deals via eBay offers the refurbished Unlocked Apple iPhone 4S 16GB GSM Smartphone in Black or White for $82.99 with free shipping. That's $5 under last month's refurb mention and the lowest total price we've seen for an iPhone 4S 16GB Phone in any condition. (It's a current best by $5.) It's compatible with GSM networks such as AT&T, T-Mobile.

Note: No warranty information is provided.