LEGO MINDSTORMS EV3 Building Set Includes 3 Interactive Servo Motors, Remote Control, Improved And Redesigned Color Sensor, Redesigned Touch Sensor, Infrared Sensor And 550+ LEGO Technic Elements : Everything Else
LEGO Mindstorms EV3 Infrared Sensor Set 45509 -
Capturing infrared signals using the IR sensor
How Close is Close - Infrared Sensor | Lego Robotics Ep 7 - YouTube