All Macbook Pros have headphone jacks[1]. > full sized USB What do you mean by this? [1] https://www.apple.com/au/macbook-pro-13/specs/ https://www.apple.com

All Macbook Pros have headphone jacks[1]. > full sized USB What do you mean by this? [1] https://www.apple.com/au/macbook-pro-13/specs/ https://www.apple.com/au/macbook-pro-13/specs/ (search for audio. Older ones have them too)