Sonos Ace Ultra review: Wi-Fi speaker linking and 35-hour battery

Sonos launched the $449 Ace Ultra headphones with the Headphone Engine 2 platform and headphone linking, letting users send audio to and from Sonos speakers over Wi-Fi. They add adaptive ANC and EQ, 10 microphones, 40mm drivers and up to 35 hours of battery life with a user-replaceable battery.

• Priced at $449, available in two new colors including Agave
• Headphone linking over Wi-Fi works with Sonos S2 speakers
• 10 microphones, adaptive ANC and EQ, 3- and 8-band equalizer
• Up to 35 hours of battery, replacement kit costs $25