I don't have to tell you what these are for. Ba ba ba boom!

4 seconds sound clip from the The Return of the Living Dead (1985) movie soundboard.

You can hear this line at 00:02:33.987 in the Blu-ray version of the movie.

Quote context

[...]

- No kidding. How come?

- How the hell do I know how come?

- The important question is, where do they get all the skeletons with perfect teeth?

- I'm going to ask you a serious question. How many people you know die with a beautiful, perfect set of choppers in their puss, huh?

- Nobody I can think of.

- Yeah.

- No. I think that there's a skeleton farm over in India. Jesus!

- Come on, kid. Follow your uncle here. Here we go.

- I don't have to tell you what these are for. Ba ba ba boom!

- Here we've got the prosthetic devices, all around here. Look under there. Wheelchairs.

- Right. These are great.

- Here's something you don't see very often. You're a privileged person.

- These are split dogs. Yep, for veterinarian schools. Oh, we get a lot of orders for split dogs.

- That's really rad.

- Yeah.

- Don't fool around, you're learning.

[...]