While headphones are a great way to enjoy music while out and about, they don’t let you
impose your musical tastes on share your musical tastes with those around you. Sitting a boombox on your shoulder might solve the problem but we think the Music Strap is a much more convenient and shoulder-friendly option. It is a mini speaker system that attaches to the straps of any backpack to let you whistle along to your favorite tunes as you walk, bike, ski or basically do anything that can be done while wearing a backpack.
Read the full article: Music Strap backpack speakers shoulder the responsibility for music on the go