Specifically, I feel morally authorized to spend an entire year blasting the Red Hot Chili Peppers at maximum volume out of really cheap car-stereo speakers, the ones equipped with chintzy mega-bass, to make up for the 20 years of noise pollution I've had to endure.

WSJ: Joe Queenan on the Sound of One Neighbor Misbehaving | Moving Targets

The integrated rechargeable batteries ensure 3-4 hours of non-stop, maximum-volume music or up to 10 hours of moderately played tunes.

ENGADGET: SuperTooth launches the $199 Disco Twin and $89 HD Voice at CES (video)

Distortion started becoming apparent at about 80 percent of the maximum volume.

ENGADGET: Switched On: Philips PSS110, The Little Boombox That Can't