Comfortable openear design for allday wear: lightweight, ergonomic, snug fit without pinching; glasses friendly and does not cause ear swelling or rubbing; suitable for long sessions and daily use. IPX5 waterproof: withstands sweat and splashes, making it suitable for sports and outdoor use; ideal for online meetings, driving, work, online courses, home office, business activities, and activities like running, cycling, walking, hiking, and fitness. 360degree adjustable behindtheear frame: can be bent and extended 360 degrees without deformation; soft, durable material; stays secure and in place during movement; adjustable to any angle for various work environments. Multiscene compatibility with ENC microphone: generation Bluetooth chip for fast, stable connection; ENC noisecancelling microphone filters ambient noise for clearer voice; ambientsound mode lets you hear surrounding sounds for safer driving and outdoor use. Use scenarios: Remote work and online meetings at the desk with comfortable allday wear and clear voice pickup. Sports and outdoor activities (running, cycling, hiking) thanks to IPX5 protection and secure fit. Driving and commuting with ambientsound mode to maintain situational awareness while keeping calls clear.