This Package Includes Arc Ultra Soundbar Ace Wireless Noise Canceling Headphones Sonos Arc Ultra and Sonos Ace give you a home theater with two ways to listen: out loud through the soundbar or personally through the headphones. Send TV audio between them with one press. Features Sound Motion™ (Arc Ultra) Dolby Atmos Voice Control (Arc Ultra) WiFi (Arc Ultra) & Bluetooth® Trueplay™ (Arc Ultra) Speech Enhancement (Arc Ultra) Works with TV Remote (Arc Ultra) HDMI eARC (Arc Ultra) Apple AirPlay 2 (Arc Ultra) Dynamic Head Tracking (Sonos Ace) Up to 30 Hours of Battery (Sonos Ace) Dolby Atmos Overhead Arc Ultra's up-firing drivers send Dolby Atmos content to the height channels that actually exist in