Key benefits Multiple practical functions: The touch screen charging case provides convenient control for answering calls, playing music, remotely taking photos, switching languages, and adjusting EQ modes, among other features. Openear design for awareness: The hook earphones use an openear design so you can stay conscious of your surroundings while running, cycling, or hiking without removing the earphones. Long battery life: The builtin capacity battery in the case supports up to 8 hours of singleuse earbud time, and up to 48 hours of total use when paired with the charging case. Weather protection: The wireless Bluetooth ear hook headphones are waterresistant and dustresistant, suitable for rain, dust, and snow and for most outdoor activities. Use scenarios Outdoor workouts: Ideal for running, cycling, or hiking where you need to stay aware of your environment while enjoying music or taking calls. Everyday mobility: for commuting or gym sessions, offering hands calls, music, and quick access to language switching and EQ adjustments via the touch screen case. Travel and remote photography: Use the remote photo feature and language switching to adapt to different locations and situations, while maintaining solid audio performance and control.