Add a 3.5mm headphone jack to your project. This jack also contains an internal switch that can be used to detect when a cable is inserted.
This is the jack that is included in the Boffintronics 3.5mm Headphone Jack Breakout Board Kit
Addicore also has a version of this jack without an internal switch. 3.5mm Headphone Jack
- 1 — 3.5mm Headphone Jack with Internal Switch
|Manufacturer Part #
|Number of Pins
|1 One Double-Pole Single-Throw Switch