In addition to the Dolby 7.1 Surround Sound wireless headset, the product also comes with the Mix Amp Tx, AG1 and Display Stand. Moreover, it has the 0.5M Micro-USB Cable and 1.0M AG1 Xbox One Chat Cable for the headset along with the 1.0M Micro-USB Cable and 1.0M TO Slink Optical Cable for the Mix Amp Tx.
The A50 comes with three EQ modes: the first is for movies, the second is for hardcore gaming while the last is made specifically for competitive shooters.
The Halo Edition gaming headset should go well with Halo: The Master Chief Collection. The massive collection includes the first four releases of the series in addition to the Halo 5 multiplayer beta. Preorder the videogame compilation, which is coming out on the 11th of November, right now on Amazon with this page.