Learn how to make a stereo to mono audio cable for your headphones using basic electronics. Great for mono output devices or accessibility needs! #AudioDIY #HeadphoneHack #ElectronicsBasics ...

These can be found in the form of an adapter plug, or a "Y" cable. The opposite (mono male to stereo female) is far more common, but for what we're talking about it's not what we're looking for.

One setup comes with one transmitter and one receiver, so if you want to add a pair of powered surround speakers you would need two setups. You also get two 17-inch 3.5 mm stereo male to stereo male ...