Summary: This switcher did exactly what I needed it to do in a classroom environment. The RS232 control was essential for me, as it was being controlled with a control system. At a quarter of the price as some of its commercial competitors, it was a no brainer in getting it
StarTech 4port VGA Switcher 1920 X 1200 (1080p) & bandwith 650MHz with RS-232
14 August 2014
Summary: I purchased this product and realized that I made a mistake on the item I ordered and returned it by refusing the package when it was delivered. After about 10 days, I got a notice in my e-mail from Amazon that they were crediting my credit card in full without any questions.
Summary: I purchased this switcher to manage multiple inputs into my projector as part of a home media center. Having used it for a number of months now I can say that it is reliable and does the job well.
Summary: I got a couple of these for a conference that my job was holding -- with everyone wanting to show PowerPoints and pictures and the whole 9 yards, we needed a simple device that could easy switch between various computers. This switcher did not let us down.