It was announced yesterday that Microsoft would be rewarding long time Xbox Live Subscribers (around 10 Years) with a branded console and free Live for a year for the 10th Anniversary of Xbox Live. Major Nelson announced it on his Twitter yesterday...
I can confirm we're surprising some of the [Xbox Live] members that have been with us the longest with one of these. As a sign of our appreciation for your commitment and loyalty to our service the past decade
If you arent one of those people he also posted a tweet after that saying details on how you can win one will be revealed later in the week.