ADVANCED BONE CONDUCTION TECHNOLOGY - Delivers crystal-clear sound underwater using enhanced bone conduction speakers. Open-ear design provides full situational awareness while swimming with IPX8 waterproof rating up to 12ft depth. ^^ BUILT-IN 8GB MP3 PLAYER - Store up to 2, 000 songs or 130 hours of music directly on device. Supports iTunes (. m4a) and MP3 formats. Simply drag & drop music from your computer for phone-free swimming sessions. ^^ STREAMLINED SWIM-OPTIMIZED DESIGN - 40% smaller and thinner than predecessor. Lightweight profile reduces drag, fits under swim caps, and includes removable goggle clip for secure attachment during laps.
^^ INTUITIVE WATERPROOF CONTROLS - Large, raised buttons designed for easy operation with wet hands or while wearing gloves. Simple navigation through playlists and volume control during intense swim workouts. ^^ BLUETOOTH 5.3 CONNECTIVITY - Pairs with smartphones, smartwatches, and computers. 30ft range on land, 4" underwater. Perfect for streaming when device is goggle-mounted. ^^ LONG-LASTING BATTERY PERFORMANCE - Up to 9 hours Bluetooth playtime or 6 hours in MP3 mode. Quick USB charging included. Extended battery life ensures uninterrupted music through your longest training sessions. ^^ PLAYLIST+ RECORDING FEATURE - Double-click to record and store Bluetooth audio directly to headphone memory.
Create custom playlists from streaming services and save them for offline playback during workouts. ^^ H2O AUDIO PRO APP COMPATIBILITY - Free iOS/Android app for music management, software updates, folder creation, and playlist organization. Easy drag-and-drop interface for seamless music library management. ^^ COMPLETE SWIMMING PACKAGE - Includes SONAR 2 PRO headset, protective carrying case, USB charging cable, swim earplugs, and comprehensive user guide. Everything needed for immediate pool or open water use. ^^ PROFESSIONAL ATHLETE PERFORMANCE - Engineered for competitive swimmers and triathletes. Fail-safe sound delivery, hassle-free operation, and drag-reducing design built for serious aquatic training and racing.