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Review Details

USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above

Product Review (submitted on May 29, 2013):
I use it while programming where serial devices are used. The LEDs indicate all the states of data and transfer. The LEDs also let you know if your device is ready and when data is being transferred. For the price you can't beat it.