Long gone are the days of the built-in headphone jack. It feels like only yesterday that you could pick up one of the best phones and find a hole designed for a pair of cans, ready to play your ...

Appalling. I get that I'm a year late to Apple's wireless party, but after they killed the headphone jack I decided to stick with my iPhone 6S and wired headphones. To use AirPods meant having to ...

See: Headphone Jack (3.5mm) 2.5mm connectors are still common for TTY devices for the hearing impaired. Therefore most modern phones require a 3.5mm-to-2.5mm adaptor in order to connect to a TTY ...

On the project Github, [Gordon] used the microphone pin on a TRRS jack to sent data to a computer. It needs two more resistors, but other than that, it’s as simple as the one-way communications ...