The iPhone thinks headphones are plugged in when it detects ... it's easy to see if there's anything in the headphone jack. On very old models, you might need to shine a flashlight or penlight ...
[Andrey] decided he wanted to use his iPhone as a universal IR remote ... he soldered some IR LEDs to an old headphone plug, creating a mini IR dongle to control his equipment.
The new Apple iPhone 16 range features four new models with a lot to offer. Not only do the iPhone 16, iPhone 16 Plus, iPhone ...
In 2016, Apple released the iPhone 7 without a headphone jack. It only had the Lightning ... new MacBook for everything you did with your old one, you would need to spend $158 to get your ports ...
Apple included new headphones with the iPhone 7 as well as an adapter to use your old headphones ... I've heard that Apple has "killed" the headphone jack. What gives? That's true.