Infrared receiver module uses a 1838 infrared receiver. This is a universal type, with steel, bendable legs.
Size: 6.4 * 7.4 * 5.1MM, acceptance angle 90 °, working voltage 2.7-5.5V.
Frequency 37.9KHZ, receiving distance 18 m.
Daylight rejection up to can 500LUX, electromagnetic interference capability, built-in infrared dedicated IC.
Widely used: stereo, TV, VCR, CD, set-top boxes, digital photo frame, car audio, remote control toys, satellite receivers, hard disk player, air conditioners, heaters, fans, lighting and other household appliances.
Example Arduino sketch and library available on our support forum here.