“StarTech.com USB C to Serial Adapter Cable with COM Port Retention, 16″ (40cm) USB Type-C to RS232 DB9 Converter Cable, Windows/Mac/Linux – 16in USB-C to Serial adapter converter cable RS232 DB9 – 921.6 Kbps baud – 512 byte FIFO – Data bits of 5/6/7/8 w/stop bits 1/1.5/2 – COM port config retention – Industrial/commercial USB Type-C to RS-232 cable – Auto install – Windows/macOS/Linux COM RETENTION” has been added to your cart. View cart