MODEL | WFSP900B   Music to take you further On the track, in the pool or under the ocean, the WF-SP900 headphones are all you need to take you further than ever before. With a truly wireless design and 4GB of on-board storage so you can listen anywhere. Enjoy music in places it’s never been before The WF-SP900 headphones love the water with IPX5/8 waterproof rating, for both fresh and salt water, letting you dive down to 2m.1 4GB of on-board storage There’s room for up to 920 songs3 with 4GB of internal storage. Stay aware with Ambient Sound mode Ambient Sound Mode keeps you in the moment while you’re moving. Mixing the music you love with the sounds of your environment, enjoy your favourite tracks and still hear what’s happening around you. Or choose Voice Mode, which lets you hear announcements and other voices. All the power you need Fully charged, the headphones let you stream 3 hours of music over a BLUETOOTH® connection. The carrying case holds more full charges, giving you up to 12 hours of playback.