WORKS RIGHT AWAY, is SIMPLE, STYLISH, and NO LINE NOISE – Works Switching Between Headphones and Speakers
This is a top notch switch that worked right out of the box and is simple to use and is of high quality. There was no line noise on this one. I originally bought another type and it had line noise: The one that DOESN'T WORK well with the line noise IS THIS ONE: https://www.amazon.com/gp/product/B073GWCRP3/ref=oh_aui_detailpage_o06_s00?ie=UTF8&psc=1 Read my review there as it points back to this item. I figured I could save you $20 or having to return something.