What kind of football camera remote control is this?

Special remote control for remote shooting.

Photographers can shoot the game moments remotely through a special remote control, which can meet the shooting needs of various distances.

Photographic remote controller is a wireless transmitter, which encodes key information through modern digital coding technology and emits light waves through infrared diodes. The light wave converts the received infrared signal into an electrical signal through the infrared receiver of the receiver, which is decoded and demodulated into corresponding instructions in the processor, so as to meet the operational requirements for controlling the set-top box and other equipment.