IR receiver module uses a 1838 infrared receiver
Size: 6.4 * 7.4 * 5.1MM, receiving angle 90 °, the operating voltage 2.7-5.5V.
Frequency 37.9KHZ, receiving distance 18 m. Use inside and outside the double-shielded package structure,
Anti-light, electromagnetic interference capability, built-in infrared dedicated IC, can work under 500LUX light intensity.
Widely used: stereo, TV, VCR, disc players, set-top boxes, digital photo frames, household car audio, remote control toys, satellite receivers, hard disk player, air conditioners, heaters, fans, lighting and so on.