Ergonomics changes include 4-button MMI navigation plus system, additional skip function for volume dial.

The volume dials were cranked up, and the music flooded out from the tinny speakers into the bright summer air.

The volume dial was actually a condenser microphone.

She fumbled with the volume dials and the microphone but really didn't understand the procedure.

There's also a volume dial and headphone jack.

Welcome new features include a volume dial and a headphone jack.

The sound of her final expletive was drowned by a sizzling roar that made Ezra grab for the volume dial.

(The volume dial on the speaker outside one hearing room was turned all the way up to 10 this week.)

He turned the volume dial on his own receiver.