inputs.text: adds new dimension water exercises - medical issues progressively reduced mobility fraction normal moderately active person swimming two three times weekly gives chance try maintain small level fitness gravity removed degree pain range motion partially returns feel human rudimentary little mp3 player relatively big plastic bubble enhances water exercise everything already noted reviewers indeed waterproof ten feet slow lazy somersaults deep end pool verified claim sound quality pretty good improving drastically get earplugs seated correctlyand yes earplugs uncomfortable get seated first place yes control buttons seem operate backwards yes takes little time one selection fade ending next one get started effect actually kind like yes theres bit headset cord figure depending decide clip unit end h2oman supposed puts music head keeping water music \\old school\\ person apparent mix batteries electricity water seems incongruent not outright impossible minor miracle water soothes tired old body music soothes equally tired old soul little \\weeki wachee wannabe\\ feels flexible stronger perhaps even years younger landbased version price put note added june 23 2011 following major spinal reconstruction working toward recovery dragged lil h2oman storage last week works fine added new tunes im back pool gaining balance strength product absolutely gem