A
Anonymous
Apr 12, 2026
Rating: 5/5
Reliable component
Clean signal output. No noise issues when connected to my ESP32.
Description
Digital 38KHz IR Receiver Transmitter Head Sensor Module for Electronic Building Blocks Robots IR Communication Remote Control
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | 3.3V - 5V DC |
| Carrier Frequency | 38 kHz |
| Operating Current | < 5 mA |
| Reception Angle | ±45 degrees |
| Output Type | Digital Low Level Active |
| Pin Count | 3 Pins |
| Operating Temperature | -25°C to +85°C |
| Module Size | 20mm x 15mm x 5mm |
| Compatibility | Arduino, Raspberry Pi, ESP32 |
| Package Includes | 1x IR Transceiver Module |
5 reviews
A
Anonymous
Apr 07, 2026
Rating: 5/5
Great value
Bought five for a classroom setup. All of them worked out of the box.
A
Anonymous
Mar 02, 2026
Rating: 4/5
Good sensitivity
Range is decent for indoor use. Had to adjust the voltage slightly for stable readings.
A
Anonymous
Feb 22, 2026
Rating: 3/5
Works but limited range
It functions as described but don't expect long-range detection. Good for close proximity.
A
Anonymous
Jan 20, 2026
Rating: 5/5
Perfect for Arduino Projects
Works flawlessly with the IRremote library. Detected signals from my TV remote immediately.
5 FAQ
Q: Is there a library for Arduino?
A: Yes, the popular IRremote library supports this frequency.
Q: What is the pinout order?
A: From front: VCC, GND, OUT. Please check the datasheet for confirmation.
Q: What is the effective range?
A: Typically 5 to 10 meters depending on the IR emitter strength.
Q: Can it be used outdoors?
A: It is designed for indoor use; sunlight may interfere with detection.
Q: Can this work with 3.3V logic?
A: Yes, it supports 3.3V to 5V operating voltage.
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