Open-Ear Air-Transmission Headphones - Open-ear design for situational awareness: does not insert into the ear canal, keeps your ears free, and does not cover your ears so you can hear your surroundings and stay safe in traffic or other environments. - Detachable noise-canceling microphone with DSP: features a detachable magnetic boom and 360-degree adjustability for clear calls. The Φ15.4 mm driver is larger than standard, delivering clearer and louder sound. - All-day lightweight and comfortable: ergonomic wireless design with a silicone ear hook that is skin-friendly and secure. Flexible 360-degree memory wire can be bent without damage, and the device can be worn around the neck for easy portability. - Advanced Bluetooth 5.4 stable connection: fast signal transmission and reliable connection up to 33 feet (10 meters). Automatically reconnects to the last connected device and can pair with two devices simultaneously. Broad compatibility with phones, PCs, laptops, tablets, and more. - Sport-ready IPX5 water resistance: IPX5 rating makes the headphones suitable for running, cycling, walking, skiing, snowboarding, and workouts. Ideal for office meetings, conferences, online learning, and calls. Note: provides only partial sweat and rain protection and is not recommended for swimming. - Durable build and long battery life: up to 150 hours of standby time with a built-in 150 mAh rechargeable Li-ion battery. About 1.5 hours of Type-C USB fast charging and up to 12 hours of continuous music or calls. Multifunction controls include power on/off, play/pause, activate voice assistant, switch between music and game modes, answer/hang up/reject calls, and repeat playback. Use scenarios: - Outdoor workouts: enjoy music or calls while running or cycling without losing awareness of surroundings. - Commuting or multi-device workflows: easy to answer calls and listen to media while staying aware of your environment; can pair with two devices for seamless switching. - Remote work or online learning: reliable Bluetooth 5.4 connection, clear mic performance, and compatibility with phones, PCs, tablets, and laptops for meetings, classes, or conferencing.