Here is an extensive overview of the different type of headphone jacks from the folks over at Headphonesty. This is a must have resource for audio engineers, mixing enginers or anyone one working in Pro Audio and Music Production! You will never look at the headphone jack and plug the same way again. Headphone jack is dead! Apple has killed the headphone jack. Sounds familiar? Ever since Apple removed the headphone jack from the iPhone 7 in favor of a lightning port, other s