Soundcore Liberty 4

3D Immersive Audio – Feel every beat with spatial sound powered by ACAATM 3.0. Adaptive Noise Cancellation – Silence distractions, focus on pure sound. Built-In Heart Rate Tracking – Stay in tune with your health while you listen. Up to 28-Hour Battery Life – Power through your day, no interruptions. Crystal-Clear Calls – AI-powered mics keep your voice loud and clear. Dual-Device Connection – Switch seamlessly between devices.