A precision 38 kHz Infrared remote control transmitter and receiver kit, ideal for DIY electronics projects, home automation, and Arduino-based control systems. Includes a 21-key remote and HX1838 receiver module.

Operating Frequency: 38 kHz Transmission Protocol: NEC encoding format Remote Keys: 21 keys Receiver Module: HX1838 Operating Voltage: 2.7V to 5.5V (Receiver) Current Consumption: Low power consumption (typically <1mA for receiver) Range: Up to 8 meters (line of sight) Operating Temperature: -25°C to 85°C Dimensions: Compact module size (approx. 15x15mm for receiver) Compatibility: Standard Arduino IRremote library

