Custom acoustic architecture and updated drivers for powerful Beats sound. Personalized Spatial Audio with dynamic head tracking. Ultralight ergonomic design for all-day comfort. Flex-grip headband and ergonomically angled, adjustable ear cups for a stable fit. UltraPlush ear cushions are designed for comfort and durability. Up to 50 hours of battery life. Fast Fuel means a quick 10-minute charge gives up to 5 hours of playback Lossless audio via USB-C or 3.5 mm audio cable Dual compatibility including one-touch pairing for both iOS and Android5 High-quality call performance and voice assistant interaction via built-in microphone Industry-leading Class 1 Bluetooth for extended range and fewer dropouts