Astro Audio V2: Immersive Audio and sound experience that delivers dialogue, music and in game sound clearly Dolby Audio: Dolby Audio delivers a cinematic, high resolution gaming audio experience Battery life: 15 plus hour rechargeable lithium ion battery Game: Voice balance: Gives the user total control over the mix of the game and chat Audio Astro command center software: The free Astro command center software gives players complete control over their audio experience, which includes voice communication and game Audio settings; Available on windows 10, Xbox 1 and Mac. USB sound card functionality: When using PC, USB sound card functionality provides game: Voice balance, game and voice streaming; No optical cables needed Mod Kit ready: For even more customization, the optional A50 Mod Kit allows users to add synthetic leather headband and ear cushions for improved noise isolation; Only compatible with A50 wireless Headset Gen 4