FIRST Jeopardy! (8/19)

We got tech for 400: this sound consists of two overlapping frequencies: one at 350Hz, and one at 440 Hz.

What is a car horn?

What is a telephone dial tone?

What is the ‘anti-mole sound stick’ ?

Sorry, got to add my 2 cents here

What is a telephone keypad?

It’s a dial tone.

So i get it?