Oh, yes, the emerald.

4 seconds sound clip from Batman (1966) - Zelda the Great (S1E9) TV Series.

You can hear this line at 00:17:37 in the Blu-ray version of the movie.

Quote context

[...]

- My feminine intuition tells me I better have two strings to my bow.

- The Star of Samarkand... It could be a typical Batman trap.

- How does it look, Ms. Stonewin?

- I beg your pardon?

- This emerald of ours, does it look life-like?

- Oh, yes, the emerald.

- Do you feel alright, ma'am?

- Hmm? Oh, yes. Certainly.

- It's just that I've read so often about you and Batman in the press and, well, the experience of actually viewing you in the flesh is faintly faint-making.

- Please, there's no reason to be disturbed.

- That's right. Behind our mask, we're perfectly ordinary people.

- This unique garb of ours is one of our weapons in crime fighting. It shouldn't bother anyone who abides by the law.

[...]