The H2O Audio - SONAR 2 PRO builds on our award-winning underwater headphone design to make every swim smoother, lighter, and more connected. Now 40% smaller and thinner for a sleek fit, it combines bone conduction technology with an IPX8 waterproof rating to deliver clear, powerful sound underwater. With PLAYLIST+ (store up to 8GB of music without a phone), intuitive controls, all-day comfort, and a slim removable goggle clip, the SONAR 2 PRO is made for swimmers who want performance without compromise.

H2O AUDIO PRO APP
With the new H2O Audio PRO app, you can manage all your music, update your software, create folders, add songs to your Playlist+ and more. The app is free and available for both Apple and Android.

SWIM OPTIMIZEDH2O Audio's bone conduction technology delivers clear sound under water - HASSLE-FREE. The speaker attaches to your swim goggles and deliver constant fail-safe sound.

Open Ear Experience
SONAR 2 PRO uses bone conduction speakers use enhanced speakers that provide an amazing sound in and out of water - with full situational awareness. 

MP3 PLAYER BUILT-IN
The SONAR 2 PRO headphones are equipped with a built-in MP3 player with 8GB of memory which can hold thousands of songs. Easily connect with MAC or PC and download your favorite music or podcasts. SONAR supports Apple iTunes music format (.m4a) and MP3. Simply copy/paste or drag & drop any music from your computer onto the SONAR 2 PRO and enjoy your swim.

Bluetooth
Connect your computer, iPhone, Android, or any music-enabled smartwatch — and enjoy swimming with streaming music.

Note Bluetooth range underwater is limited to just a few inches — fine if your device is very close. For uninterrupted swimming, use the PLAYLIST+ feature to store and play music directly from the SONAR 2 PRO.

EASY TO USE
The SONAR 2 PRO small and slim design makes it seamless for your swim. It is easy to use with big buttons that have extra raised markings.

BLUETOOTH with SMART WATCH
SONAR 2 PRO can receive music from your smart watch over a wireless Bluetooth connection. Just pair your smartwatch (Apple Watch, Fitbit, Garmin Samsung, etc.) with the SONAR 2 PRO and attach the watch on your swim goggles.

*NOTE: SONAR 2 PRO Bluetooth range under water is about 4". Smart watch MUST be attached to your goggles (not on your wrist) for Bluetooth to function properly. Wireless range on air is 30ft/10m.

100% WATERPROOF
H2O Audio Waterproof technology ensure that SONAR 2 PRO performs when submerged to 12ft (3m). Waterproof Rating: IPX8.

LONG BATTERY LIFE
10 hours of play time and memory capacity of over 2,000 songs (8GB). Download all your favorite music and the laps will fly by.

What's Included

• SONAR 2 PRO Headset

• Protective Case

• USB Charging Cable

• Solid Blue Earplugs

• User Guide