Advanced Connectivity: Utilize the CH9121 module for seamless conversion of UART serial data to Ethernet, ensuring reliable and efficient communication in industrial applications. High Compatibility: Perfect for IoT and M2M communications, this module supports dual-channel data handling, making it versatile for various networking tasks. Easy Integration: With its standard RJ45 port, integrate this module effortlessly into existing network infrastructures, enhancing connectivity without extensive modifications. Robust Performance: Engineered for continuous operation, the module provides stable and consistent data transmission, crucial for critical systems and operations. Operates on 3.3V/5V with a 140mA current. Supports UDP modes and UART baud rates from 300bps to 921.6Kbps. Compatible with both 3.3V and 5V UART TTL levels, ensuring wide compatibility with various microcontrollers. Color: As Shown Material: PCB Package Contents: 1 * UART to RJ45 Ethernet Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.