"My customers love Battlefield Sports equipment because it feels like what they imagine when they dream of adventure. I like that you innovate the technology, methods, and ideas to run our businesses," Joel, Idaho USA   Master Controller The Master Controller is your portable control device that allows the Operator efficient and comprehensive game control. As part of the SATR system, you can boot up a unit configured to act like any other, such as a gaming gun. But it is best to have a dedicated unit. All units operate peer-to-peer, utilizing the key patented feature of the SATR system. A master controller has numerous features for setting, monitoring, and controlling the game and other devices. The most commonly used feature is the game starts by radio along with a game timer so that each game runs for a specified period before automatically ending. The Controller is designed to boost your throughput. The Master Controller comes with a handy strap. Optional: Upgrade to the whip antenna. With this controller, the Battlefield Operator can start a game, pause it, stop all players, set a game-time duration, and much, much more!