H2O Audio Tri Multi-Sport Waterproof Open Ear Headphones review
H2O Audio Tri Multi-Sport: One-minute review The H2O Audio Tri Multi-Sport Waterproof Open Ear Headphones are a contender for our best waterproof headphones guide. Thanks to their dual Bluetooth/flash memory, these headphones are so versatile you’ll only need the one set for all your workouts, whether underwater or not. Fully waterproof, they have surprisingly good sound in most Bluetooth conditions and from the onboard 8GB flash drive for uninterrupted play while swimming. Bluetooth’s limitations in water mean you need both modes if you never want to be without sound. While you could jerry-rig a smartwatch to your swim cap or goggles, keep in mind you’ll need the two devices within three to four inches of each other. As with most bone conduction headphones , they’re worn on the cheekbones – an improvement over the H2O Audio Sonar (one of our waterproof headphone picks) which need to be attached to swim goggles. Our main quibble is that the control buttons sometimes n...