Tripp Lite USB-A to Serial DB9 RS232 Adapter Cable - Keyspan High-Speed (M/M) 0.91 mPRODUCT DESCRIPTION The USA-19HS Keyspan High-Speed USB-to-Serial Adapter allows you to connect a serial device to a computer or laptop with a USB Type-A port. Widely recommended by serial device manufacturers the USA-19HS attaches to switches routers barcode scanners GPS units point-of-sale devices lab equipment network storage devices and other devices with a 9-pin serial port. The included 0.91 m detachable cable supports data transfer speeds up to 230 Kbps—twice as fast as a built-in serial port. The USA-19HS works with any USB cable up to 4.88 m. An LED indicates data activity. This adapter requires no external power and at just 2 ounces packs away easily in your laptop bag for use on the go. Windows line monitor and data trace software included. Easy to upgrade with free software downloads. Works with Windows (up to 10) and Mac OS X (up to and including 10.15). LEGAL DISCLAIMER Product is sourced and shipped from the European Economic Area (EEA). Product is genuine original from manufacturer authorized distributors. See more