Getting a gift for a friend who's into music production

I'm doing a secret santa with a couple friends, and one of the person's interests is Music production. Are there any cool music themed gifts I could get them for <20 dollars?

Submitted November 19, 2017 at 11:03PM by imahappybunny https://www.reddit.com/r/edmproduction/comments/7e5fsq/getting_a_gift_for_a_friend_whos_into_music/?utm_source=ifttt

Javier Rodriguez