Several listings include Active Noise Cancelling and Transparency mode. Some also list Adaptive EQ and Personalized Spatial Audio to adjust sound based on fit or head movement. Feature availability differs by model, so review the product details for each listing.
Typical box contents include the earbuds, a charging case, and ear tips in multiple sizes. Many listings also include a quick start guide and warranty card; some refurbished listings note that a charging cable is included.
Descriptions list features such as one-touch pairing, automatic switching, audio sharing, hands-free voice assistant access, device-locating support, and companion-app functions like heart-rate data, customizable controls, and battery-status widgets. Specific features and platform requirements vary by model, so confirm details on the product page.