Don't abandon your old hardware components. With the USB to 2x serial adapter you can quickly and easily connect 2 components to your new computer. Supports most serial modems, PDAs, mobile phones, digital cameras and card readers. Simply connect to the USB port and you're ready to go. - Compatible with USB 2.0/1.1 - Computer connection: USB plug - Serial ports: 2x serial socket - Supports the RS-232 interface - Supports most serial modems, PDAs, mobile phones, digital cameras, card readers etc. - Plug and play - LED for data transfer - Transfer rate up to 230 Gbps - No IRQ resources required https://elecena.pl/product/18493431/au0031-usb-2-0-to-2x-serial-adapter-rs232 2021-05-17 https://elecena.pl/product/18493431/au0031-usb-2-0-to-2x-serial-adapter-rs232 2021-10-05