The Beats Solo4 Wireless Headphones - On-Ear Wireless Headphones - Pink has custom acoustic architecture with upgraded drivers to deliver powerful, balanced Beats sound. Personalized Spatial Audio with dynamic head tracking immerses you in your music, movies and games, tracking the motion of your head for an interactive surround-sound experience. UltraPlush on-ear cushions provide lasting comfort and durability, with exceptional passive noise isolation to block external sound. The flex-grip headband and ergonomically angled ear cups provide a comfortable fit with ultimate stability to ensure high-fidelity sound can be delivered optimally to your ears. At just 217 grams, the headphones design is so light you can almost forget they’re on giving you up 50 hours of battery life so you can listen longer without needing to recharge. Solo 4 also has Fast Fuel, a quick 10-minute charge gives up to 5 hours of playback. Dual compatibility for both iOS and Android enables seamless one-touch pairing, automatic pre-pairing across your devices, and Find My or Find My Device. You will also have lossless audio via USB-C or 3.5 mm audio cable. Listening via 3.5 mm audio cable requires zero battery power.