Farsince USB Type C to RS232 Serial DB9 Adapter cable is ideal to connects a serial DB9(9 PIN) device, such as a modem to a USB port on your computer. USB C port with 1Mbps data transfer rate, Uses latest Prolific FTDI232RL chip set. Simple installation, Plug and Play; supports Windows 10, Windows 8.1, Windows 8, Windows 7, Vista, XP, Windows 2000 /Linux 2.4 or above /and Mac OS X 10.6 and above, This USB-C to RS232 adapter works with modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, PDAs, cashier register, CNC, PLC controller, tax printer, POS, bar code scanner, label printer, and devices with DB9 SERIAL ports.Please note that it’s not compatible with Cutting plotter, SCM.