Features1Support for Windows 10/8/7/Vista/2000/XP/98/ OS X 8 or higher, 2.4.0 or later, OpenBSD 2.9 and later FreeBSD and 4.7 and higher versions 2Excellent compatibility, universal connection with serial RS232 devices, provides instant connection with ISDN terminal adapters, PDA, label printers, and other devices with DB9 serial port 3USB RS232 adapter can be used with modem, ISDN terminal adapter, digital camera, label, handheld computer, PDA, cash register, CNC, PLC controller, tax printer, POS, barcode scanner, label printer, etc. 4As a standard for Windows COM port installation, the complete RS232 modem control signal, RS232 data signal; suitable for TXD, RXD, RTS, CTS, DTR, DCD, RI, GND 5Convert USB ports to 9pin co232 serial port with up to 230,400 bps, builtin FTDI chipset, powered by USB portSpecificationItem Type: USB to RS232 ConverterMaterial: ABS, MetalColour: BlackChip: PL2303RS232 Serial Port: SupportUSB Type: USB2.0Compatible System: For Windows 10 / Windows 8 / Windows 7 / Vista / XP / Windows 2000/98 / Li / OS X (For Windows 7/8/10 Should Automatically Detect and Install Drivers)Application: USB to RS232 Adapter Can Be Used with Modem, Isdn Terminal Adapter, Digital Camera, Label Writer, Pda, Pda, Cash Register, Cnc, Plc Controller, Tax Printer, Pos, Barcode Scanner, Label Printer, etcPackage List1 x USB to RS232 Converter1 x Drive Disc