Dynamic Bass & Natural Sound – Small in size, big in sound. Enjoy clear mids and rich lows from 6mm dynamic drivers with optional Dynamic Bass Boost, giving you deep, powerful bass even at low volume. Crystal-Clear Calls with 4 Mics – Each earbud features dual microphones and a noise-reduction algorithm that keeps your voice clear and natural—even in noisy environments like cafes or streets. Up to 32 Hours Total Playtime – Get 7 hours on a single charge and 25 extra hours from the case. Quick charge for just 10 minutes for 1 extra hour of music. Recharge easily via USB-C. Bluetooth 5.4 with Multipoint – Stay connected to two devices at once and switch seamlessly between calls and music. Supports Google Fast Pair and Microsoft Swift Pair for instant setup. IPX4 Water & Sweat Resistant – Designed for active lifestyles. These earbuds withstand sweat, rain, and splashes—perfect for workouts, commutes, or outdoor use. Customizable Fit & Touch Controls – Soft silicone ear tips (S/M/L) provide a secure and comfortable fit. Customize touch gestures, EQ, and Dynamic Bass via the Philips Headphones App.