Tap into Your Music : Enjoy intuitive control with simple touch gestures on Harmonics Twins S31, an open-ear earbuds by Portronics. Play, pause, answer calls, and adjust volume effortlessly. Blazing Fast Connection : Enjoy seamless connectivity and stable audio transmission with Bluetooth 5.4 technology. These smart OWS earbuds let you immerse yourself in your music without interruptions. Stay In Place, All Day : Designed for comfort and stability, this newly launched Portronics open-ear earbuds provide a secure fit that won’t fall out, even during intense workouts. Endless Music for all day: With a massive 24-hour playtime, these smart earbuds keep the music going from dawn to dusk without worrying about battery life.