The original go-to wireless headphones for active music lovers are back – and better than ever. Designed to stay in place and get you moving with powerful sound, Beats Solo 4 on-ear Bluetooth headphones have been re-engineered for incredible, high-fidelity acoustics, now featuring Personalized Spatial Audio with dynamic head tracking for truly immersive listening.11 Compatible hardware and software required. Works with compatible content in supported apps. Not all content available in Dolby Atmos. iPhone with TrueDepth camera required to create a personal profile for Spatial Audio, which will sync across Apple devices running the latest operating system software, including iOS, iPadOS, macOS, and tvOS.