Innovative OWS Technology: Step into a new era of audio with Open Wearable Stereo (OWS) technology. AirClip by Promate offers enhanced environmental awareness without compromising on immersive sound quality. Long-Lasting Battery Life for 28-Hour Extended Playtime:Enjoy uninterrupted music all day with AirClip’s impressive 28-hour battery life, powered by a 500mAh case. Reliable IPX4 Water-Resistance:Take your music anywhere with confidence, thanks to the AirClip’s IPX4 water-resistant rating. These earbuds are built to withstand sweat and light rain, making them the ideal companion for outdoor activities and workouts, no matter the weather. AudioFit Lightweight and Stable Design:Enjoy a perfect fit with AudioFit technology. The AirClip ensures a secure and stable wearing experience, adapting to your movements whether you're on the go or at rest. This lightweight design guarantees comfort without compromising on stability, so your earbuds stay put throughout the day.