These units have a secret sauce: a built-in 4GB MP3 player, so no other gadget is required. We loved the waterproof design (you can take them swimming) and the wide soundstage. Only downside: a reliance on a computer-connection dock for loading songs. [$100; store.sony.com]
The 2014 Adventure Issue
From Iceland's Highway 1 to Utah's Canyonlands, an epic itinerary for modern explorers.
Plus: Building a Bigger Action Hero
ON NEWSSTANDS NOW
Duke Lacrosse and the Fog of Scandal
How Thailand's Most Notorious Prison Became a Fight Club
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