Hello,is there a way to check if the Gear Vr Controller is connected or not?Thanks

Hello i am nee hear.I am creating a Game for the gear vr in Unreal Engine 4.And now i want my character to jump when i press the Upper Button on the gear vr Touch controller. But nothing happen when i do this.What should i Place in the Unreal Engine ...

Hello i am nee hear.I am creating a Game for the gear vr in Unreal Engine 4.And now i want my character to jump when i press the Upper Button on the gear vr Touch controller. But nothing happen when i do this.What should i Place in the Unreal Engine ...