Amazon gives details of Halo 3 Soundtrack

Amazon.com has announced that they will begin selling the Halo 3 soundtrack on November 20. It will be a two disc set. Here's the exact description:

From the most successful entertainment launch in history, comes the most anticipated video game soundtrack of the holiday season. Bungie created a new variation on the Game's musical themes this time around. Martin O'Donnell, Bungie's composer incorporated a full live orchestra and chorus which goes "above and beyond" what they've done in the past. Album produced by Nile Rodgers.