mp3 player

noun mp3 player

• boom box — A boom box is a large portable machine for playing music, especially one that is played loudly in public by young people.
• box — A box is a square or rectangular container with hard or stiff sides. Boxes often have lids.
• ghetto blaster — a large, powerful portable radio, especially as carried and played by a pedestrian or used outdoors in an urban area.
• portable — portability
• transistor — Electronics. a semiconductor device that amplifies, oscillates, or switches the flow of current between two terminals by varying the current or voltage between one of the terminals and a third: although much smaller in size than a vacuum tube, it performs similar functions without requiring current to heat a cathode.