JBL Signature Sound and surround sound. Bluetooth 5.3 with LE audio support. Audio mode and Video mode. True Adaptive Noise Cancelling. Smart Ambient - hear around you. Up to 50 hours of battery life with with ANC on - 65 hours with ANC off. Auto play and pause when headphones taken off and put back on. Compatible with Alexa and Hey Google. Multi-point connection - switch among Bluetooth devices. JBL Headphones app. Personi-Fi 2.0 custom sound profile. Over ear design.