Part Number: CH343 USB UART Board (type A) USB To UART Communication Module, Micro / Mini / Type-A / Type-C Connectors, High Baud Rate Transmission Adopts new version CH343G chip. Compared with CH340G, it supports higher data rate (up to 6Mbps) and more serial port IO levels (5V / 3.3V / 2.5V / 1.8V ) Supports Mac, Linux, Android, Windows 7/8/ 8.1 /10/11 Onboard resettable Fuse and Transient Voltage Suppressor, anti-overcurrent and anti-overvoltage, anti-surge, anti-static, improve shock resistance, stable and safe communication performance