Product Size: 5*3.6cm Interface: USB male / female Cable: triple shield Cable color: black Material: PVC Package Contents: 1 * USB to Serial Adapter 1. DB9 Serial Male to RS232 Male/Female DB9 Adapter connects a DB9 serial device (9 PIN), e.g. a modem, to a USB port on your computer. USB port with 1 Mbit/s data transfer rate. 2. Uses the latest PL2303 chipset. Support Windows 10/8.1/8/7/Vista/XP/2000/Linux 2.4 or later/ and Mac OS X 10.6 and later. 3. Easy connectivity. The USB to RS232 adapter works with modems, terminal adapters, digital cameras, label writers, PDAs, cash register, CNC, PLC controllers, tax printers, POS, barcode scanners, label printers and devices with DB9 serial ports. NOT compatible with cutting plotter, SCM. 4. Gold-plated connectors ensure high performance and added durability. Powered by USB port, no external power supply required. 5. Allows you to connect serial port (or Com port or RS232 port) peripherals to an available USB 2.0 port on your computer.