I have an old rotary dial POTS phone lying around, and I thought it would be cool to be able to use it to make calls. The most flexible way to do that would be to have it act as a mic and speaker that ...

Depending on how (and when) your home's phone lines were installed, there are specialized modems that can convert your ...

If you’re looking to upgrade to a new phone, your default solution for the old one might be to trade it in. The truth is, though, that most trade-in programs offer pennies on the dollar, so you’d only ...