Feature: 1. For CH343G Chip: The serial communication module adopts CH343G chip, which supports higher communication rate than CH340G, up to 6Mbps; supports more serial port lo levels: 5/3.3V2.5V1.8V 2. Scope of Application: The serial communication module supports for OS X, for Linux, for Android, for Win 7, for 8, for Win 8.1, for Win 10, for Win 11 3. Overvoltage Protection: The USB to UART ttl adapter onboard resettable fuse and TVS diode, onboard 1o protection circuit, anti overcurrent and overvoltage, anti static 4. Convenient and Practical: The USB to UART ttl adapter onboard TTL serial port 3.3V and 5V level conversion pins, can switch TTL communication level 5. 3.3V/5V Output: Support output 3.3V/5V, the module is powered by USB, the jumper cover must be jumped to 3.3V/5V. Using double sided black immersion gold process Specification: Item Type: USB to UART Ttl Adapter Material: PCB Host Interface: USB Device Interface: UART Communication Range: 50bps -6mbps USB Interface: Interface Form: Type C Interface Protection: Resettable Fuse, ESD Electrostatic Protection UART Interface: Interface Form: 6PN Curved Pin Header Interface Interface Protection: 10 Protection Diode Circuit. Package List: 1 x USB to UART Ttl Adapter1 x Cable