H2O Audio Sonar 2 PRO Waterproof Bone Conduction Headphones for Swimming – Open-Ear Underwater IPX8 Waterproof Headphones – MP3 Player with Playlist+ App for Bluetooth Streaming – 10 Hour Battery Life

Price: $149.99
(as of Oct 19, 2025 10:08:07 UTC – Details)


Experience the Ultimate Swimming Audio Revolution
The H2O Audio SONAR 2 PRO redefines underwater audio with cutting-edge bone conduction technology that delivers crystal-clear sound while maintaining full situational awareness. This 40% smaller and thinner design reduces drag and provides uncompromising performance for serious swimmers.
Key Features:
– Built-in 8GB MP3 Player – Store up to 2,000 songs without your phone
– PLAYLIST+ Technology – Record and save streaming audio directly to device
– Bluetooth 5.3 Connectivity – Pairs with smartphones, smartwatches, and computers
– IPX8 Waterproof Rating – Fully submersible up to 12 feet deep
– 9-Hour Battery Life – Extended playtime for your longest training sessions
Advanced bone conduction speakers bypass your eardrums to deliver sound directly through skull vibrations, allowing you to hear pool announcements while enjoying your favorite music. The streamlined profile fits securely under swim caps with the included removable goggle clip.
Perfect for: Competitive swimmers, triathletes, fitness enthusiasts, and anyone seeking hassle-free underwater audio. Includes protective case, USB cable, earplugs, and user guide.
Transform every swim into a musical journey with the SONAR 2 PRO’s professional-grade performance and swimmer-focused design.
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.