Characteristics and Interoperability Gaming Grip Joysticks for Fortnite, COD, Rules of Survival, and Android iOS iPhone; GameSir F4 Falcon PUBG Mobile Controller; Mobile Game Triggers Nine times in a second GameSir F4 Trigger for Mobile Compatible iOS and Android Devices Technology for connectivity: Bluetooth, IR Unique feature: Wireless THE AVANTAGE OF GAMESIR With over 30 million users worldwide, GameSir is dedicated to pushing the limits of performance and discovering new play possibilities. Our cutting-edge technology will revolutionize the way you experience gaming. Supported devices: PUBG, Cod Mobile, Knives Out, Rules of Survival, Survivor Royale, and more. GameSir Mobile Trigger is a universal controller that works with both iOS and Android phones. Four Burst Modes The GameSir F4 phone controller has the same "selector" as the actual