H2O Audio Stream 3 and Surge S+ Earbuds a waterproof MP3 player designed for swimming with Bluetooth connectivity and short cord underwater headphones. Experience superior sound quality and a hydrodynamic in-ear design for an enhanced audio experience. Paired with H2O Audio s Surge S+ underwater headphones these precision-engineered and durability-tested earbuds provide a high-quality fit and function. With a cord length of approximately 1ft/30cm you ll experience minimal cord hassle perfect for head-mounted players. The package includes five ear tip sizes and a tree tip for a customizable fit that stays in place during the most rigorous activities. Featuring an IPX8 waterproof rating These headphones are 100% waterproof sweatproof dustproof and weatherproof. They are ideal for athletes and active individuals who enjoy swimming skiing running walking and more. Dive in confidently as these headphones remain waterproof even when submerged up to 12ft (3m) of water. Enjoy a wireless connection with the improved antenna of the STREAM DM. Connect your smartphone via Bluetooth and stream your favorite music from apps like Spotify and Pandora. Compatible with iPhone Android smartphones iPads Macs tablets and PCs allowing you to enjoy wireless music within a range of 30ft (10m). Please note that Bluetooth does not work underwater. The STREAM DM supports Apple iTunes music format (.m4a) eliminating the need for converting files to .mp3. Simply copy/paste or drag&drop music from your computer to the memory. Please note that Apple Music subscription files cannot be downloaded. For Apple Music or Spotify use Bluetooth from your phone or consider the Interval product. Never run out of music during your workouts with 8 hours of playtime and a memory capacity of over 2 000 songs (8GB). Download all your favorite music from your computer supporting formats such as M4A MP3 WMA FLAC and APE. The Shuffle function adds variety by playing your songs in random order keeping your workouts fresh and exciting.