Bộ chuyển đổi USB sang 4 cổng RS-232 3Onedata USB4232
USB4232 is a USB to RS-232 interface converter, which can achieve bilateral switching of data between USB interface and 4 RS-232 serial ports. The product supports 1 USB interface and 4 RS-232 serial ports. Serial port is equipped with 1500W surge protection and 15kV electrostatic protection, which can effectively protect the device from damage. It adopts desktop mounting to meet the requirements of different application fields.
https://3onedata.com.vn/usb4232/