Personal Listening Perfected. Sonos Ace perfects your personal listening experience. Feel every frequency with superior precision and clarity. Maximize your immersion with lossless streaming spatial audio with dynamic head tracking and world-class Active Noise Cancellation. Hear what’s going on around you with Aware mode. Enjoy up to 30 hours of battery life exceptional comfort and flawlessly clear calls. Features:Spatial Audio & Lossless AudioActive Noise CancellationAware ModeCrafted For ComfortBattery Life Up To 30 HoursRapid ChargingEnhanced Call ClarityBluetooth®Works with Apple and AndroidHigh-Fidelity Sound That Could Only Come from Sonos. The custom-designed driver renders each frequency with superior precision and clarity. From crystallized highs to thundering bass everything you hear feels more profound.