Pilot your Mavic Pro quadcopter from up to 7 km away with the DJI Remote Controller. The remote controller has a frequency range of 2.400 to 2.483 GHz and can be used as a master or slave. This remote controller features the dual remote-controller mode that allows you to fly the quadcopter while your friend uses another remote to control the camera gimbal. All flight details are displayed on the integrated LCD screen. Also, the remote controller has adjustable handles to mount your smartphone.