8mm Drivers: With Portronics Harmonics S13 smart TWS earbuds, dive into a world of stunning sound with 8mm audio drivers. Feel the pulse of the music, with deep bass & immersive clarity bringing every note to life. 24-Hour Playtime & Type C Charging: Experience uninterrupted music with our wireless earbuds, having a 24-hour playtime. Rapid charge the case using the Type C included cable.