OVERVIEW: [ Killer Audio has a Killer App (literally) ]: Hear your favorite games in new ways with perfectly tuned sound profiles you can access on your phone. [ Mobile App ]: Audio Presets for Call of Duty, Fortnite and More. Make sounds like footsteps louder so you win more duels. [ Separate Presets for Gaming and Mobile ]: Hear footsteps better on the 2.4GHz connection, then automatically switch to your preferred music preset for Bluetooth. [ 15 Min Charge = 9 Hours of Play. Optimized Fast...