wireless serial module

Long-range 433MHz wireless serial transceiver for Arduino, ESP32, STM32 and other microcontroller projects. The HC-12 provides easy UART-based wireless communication with configurable channels, baud rate and transmission power, making it ideal for telemetry, robotics, remote sensors and automation systems. Frequency: 433.4 - 473.0MHz Supply: 3.2 - 5.5V DC Interface: TTL UART Serial Baud Rate: 1200 - 115200bps TX Power: Up to 100mW / +20dBm Channels: Up to 100 Range: Up to approximately 1km line-of-sight Best For: Telemetry, wireless sensors, robotics, automation and long-range microcontroller communication