OJW Open Ear Headphones, Unlimited Power Earphones with Case & Replaceable Battery, OWS Bluetooth 5.4 Wireless Headphone with Mic, IPX7 Waterproof Headset for Sports, Compatible with iPhone & Android

Leading the New Era of Longer Headphones Power - OJW brand patented of battery swappable. Say goodbye to carrying chargers. The backup battery is in the compartment by default. Backup battery replaced repeatedly, accomplish charged and worn at the same time. Each pair of batteries is charged repeatedly up to 5 times. When your battery in use is out of power - Full Power just 1 Second to Replacement.
Open-Ear Design for Comfortable to All-Day Wear - Ultra-light 0.3 oz with flexible titanium core adapt to any ear shape. Robust yet comfortable, it offers seamless, all-day wear. Open-Ear Awareness Stay connected to your surroundings with OJW open-ear design, ensuring the safety and comfort of use and prolonged wear.
Premium Audio Experience - Our OWS earbuds 13.2 mm dynamic drivers deliver crystal-clear mids and highs with a deeper, richer bass for an rich listening experience. OJW open ear hooks headphones dual ENC microphones reduce ambient noise by 90% for crystal-clear calls even in windy conditions.
Scratch-Resistant Design - It will remain as good as new even after long-term use. Reinforced nano-coating to IPX7 waterproof rating withstands a lot of sweat, rain, and complete submersion, protects internal components from outdoor sport.
Tips: Please fully charge both for a while it may have powered on during shipping and drained.
Multifunction Touch Buttons - Touch Screen Control Design. Adjust audio and calls with a simple tap with touch screen buttons on the left and right sides, control music playback, volume, and answer calls. Voice control and wake-up Siri. Compatible with multiple systems iPhone, Android, PC, Smart Watch and Mac. Please refer to the instruction manual.