Purpose: The USB 2.0 male to RS232 female DB9 serial cable converts a USB connector to an RS232 connector, enabling the connection between RS232 serial terminals and a PC. It supports various devices such as PCs, PDAs, cash registers, tax printers, POS systems, CNC machines, and PLC controllers. Compatibility: Suitable for Windows 10, 8, 7 (32/64 bit), XP, 2003, Linux, Mac OS, Vista, etc. How to use: You can install the latest driver. The driver download address is: (https://1drv.ms/f/s!AqT9caZ2hzZ4bcG5PVQBrNglj14). You can connect it by directly downloading and installing the driver. Features: High-quality, multi-shielded cable reduces signal loss and enables high-speed data transfer. ⭐Instant purchase OK! Free shipping⭐ Please check the actual product photos for the product condition♪ #Nao's product list is here ✨☜ 33-20059 RS232C DB9 female USB male DB9 conversion serial cable adapter Deear CH340 chip built-in serial 80cm Compatible with XP, Windows, Vista, 7, 8, 10, Mac, etc.