Barely used 4GB (easily extended with cheap flash drives or a hard drive) Xbox 360 with 4 wireless controllers and many games including Halo 4, Reach, 3, 2, and 1; Oblivion, Call of Duty 4 and Modern Warfare 3, Left for Dead 1 and 2. Price negotiable, email if you have any questions including a full games list!
PS. The wifi is built in, but I also have a wifi connector if anyone needs it from an old console.