Product Size: 5 * 3.6cminterface: USB male /female Cable: triple shieldCable color: blackMaterial: PVCPackage contents: 1 * USB to serial adapter1.USB male to RS232 male /female DB9 serial adapter connects a serial DB9(9 PIN) device, such as a modem, to a USB port on your computer. USB port with 1Mbps data transfer rate.2.Uses latest PL2303 chipset. Supports Windows 10 / 8.1 / 8 / 7 / Vista / XP / 2000 / Linux 2.4 or above /and Mac OS X 10.6 and above.3.Easy Connectivity. USB to RS232 adapter works with modems, 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. NOT compatible with Cutting plotter, SCM.4.Gold plated connectors ensure high performance and extra durability. Powered by USB port, no external power adapter required.5.Allows you to connect peripherals with serial interface (or Com port or RS232 interface) to an available USB 2.0 port on your computer.Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days.When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it