Features: The high performances FT4232 chip, this USB to serials Converter offer four independents channels for simultaneous multiple device communication, solving inefficiencies of traditional single port modules and enhancing data transfer efficiency. with size of 46.8x34.8mm and weighing , it incorporates industrial circuitry, ESDs protections, and USB C interfaces for fast speed data transfer and signals stability. for embedded developers, industrial automation engineers, and smart hardware professional requiring multiple protocols support for complex debugging and integration tasks. Perfect for demanding scenarios like industrial controls systems, communication base stations maintenance, and outdoor field testing where stable, interferencefree connectivity is critical. Supporting UART, SPI, I2C, , RS232, RS485, and RS422 protocols without additional converters, it simplifies setup for seamless integration into diverse electronic projects. Specifications: Materials: PCB + Electronic Components Size: 46.8x34.8mm for 5V/3.3V levels Support UART/SPI/I2C//RS232/RS485/RS422 protocols Package Includes: 1PC FT4232 Four Channel USB to serials Converter Module note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.