Hi-Res Audio Wireless with JBL signature sound using 10 mm dynamic drivers for deep bass, balanced mid-range, and refined highs. | Convenient Smart Charging Case? featuring a 1.45-inch touchscreen display for complete earbud control without using the app?adjust volume/EQ, manage music and calls, view notifications and customize screensavers. | True Adaptive Noise Cancelling with custom control lets users tune out the outside world or control how much ambient sound comes in via four noise-sensing microphones that adapt automatically. | JBL Spatial Sound technology for immersive music and movie listening experiences. | 40 hours of total playback (10 hours per charge with ANC off, 30 hours from the charging case), with wireless charging support. | Six microphones for crystal-clear calls; calls and mic settings can be customized for wind and noise reduction. | Multi-point connection for quickly switching between devices like phones and laptops. | Google Finder and Audio Switch support for tracking earbuds and automatically switching audio between Android devices. | IP55-rated waterproof and dustproof protection. | Personi-Fi 3.0 technology for personalized audio experience.