![My dad had these akg k400's and never used them, so he gave them to me. Any advice for these headphones? : r/headphones My dad had these akg k400's and never used them, so he gave them to me. Any advice for these headphones? : r/headphones](https://preview.redd.it/2mafn51p4vf91.jpg?auto=webp&s=24c7f6c72a4a82741401494f8b336abf0911967d)
My dad had these akg k400's and never used them, so he gave them to me. Any advice for these headphones? : r/headphones
![Vintage AKG Comparisons! Including: K400, K340, K240 Sextett | Headphone Reviews and Discussion - Head-Fi.org Vintage AKG Comparisons! Including: K400, K340, K240 Sextett | Headphone Reviews and Discussion - Head-Fi.org](https://cdn.head-fi.org/a/10291348.jpg)
Vintage AKG Comparisons! Including: K400, K340, K240 Sextett | Headphone Reviews and Discussion - Head-Fi.org
![MidFi: Reviews and Discussions! [Reviewed: AKG K400; Alessandro MS Pro] | Page 3 | Headphone Reviews and Discussion - Head-Fi.org MidFi: Reviews and Discussions! [Reviewed: AKG K400; Alessandro MS Pro] | Page 3 | Headphone Reviews and Discussion - Head-Fi.org](https://cdn.head-fi.org/a/3857714.jpg)
MidFi: Reviews and Discussions! [Reviewed: AKG K400; Alessandro MS Pro] | Page 3 | Headphone Reviews and Discussion - Head-Fi.org
![Vintage AKG Comparisons! Including: K400, K340, K240 Sextett | Headphone Reviews and Discussion - Head-Fi.org Vintage AKG Comparisons! Including: K400, K340, K240 Sextett | Headphone Reviews and Discussion - Head-Fi.org](https://cdn.head-fi.org/a/10291314.jpg)