
- An audio engineer has built headphones using Scrub Daddy sponges
- The cans offer frequency response akin to top-end models…
- ...yet these were sold online for just $100, though you won't be able to buy one
If you've ever thought that headphones all look too similar nowadays, then here's something you'll love to see. An audio engineer has built headphones using yellow smiley-face sponges — I'm assured Scrub Daddy is a household name — and they're apparently surprisingly good.