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I reversed my XTX50 by myself, it is not complicated if you have instructions for it though it is possible to mess it up couple of ways. A technician can reverse it for you while waiting so if it's not a everyday activity for you to change it back and forth it may be wise to let a trained person to do thatI know there are other brands too, but the one I am familiar with is Apeks. Any of the XTX series can be reversed, but not by the casual user.