Bluetooth connectivity underwater is subject to specific limitations due to the nature of the technology and its interaction with water: Bluetooth and Water: Bluetooth signals have difficulty penetrating water, which significantly reduces their range when submerged. Limited Range Underwater: When swimming, the effective range of Bluetooth might be just a few inches. This limitation is crucial to consider during lap swimming or similar activities. Optimal Use Cases: While Bluetooth is versatile for many scenarios above water, its connectivity can be compromised underwater if the H2O Audio device or the source device is submerged or placed too far apart. Successful Streaming Scenarios Despite the underwater limitations, there are several water-related activities where Bluetooth streaming remains viable: Anytime you can maintain a Bluetooth direct line of sight within a distance of 30 ft without submerging the (DEVICE) you can live Stream without interruption. Kickboard drills with your head and device out of water, treading water, water aerobics, stand up paddling, kayaking, boating or relaxing in a jacuzzi are all scenarios where you can live stream successfully via Bluetooth without interruption.  Innovative Solutions from H2O Audio H2O Audio continuously develops products to enhance your listening experience, even in challenging conditions like underwater: Pro Series with Playlist+: These products allow you to record app-based protected subscription music and download it directly to the device for uninterrupted playback in memory mode underwater. Apple Watch Integration: Select H2O Audio products enable you to download subscription-based content directly to an Apple Watch and playback via Bluetooth underwater without interruption. For more information on these innovative solutions or to explore our product range, please visit the H2O Audio website or contact our customer service