https://wccftech.com/pixel-buds-2-are-official-will-retail-at-179/

As confirmed by earlier leaks, the second-generation Google Pixel Buds 2 is now officially live. They will include Google Assistant integration with voice controls and can perform a slew of tasks, including meaning song controls, translation, and more. It is a significant improvement over its predecessor as it loses the cables and can finally be considered a truly wireless solution. The Pixel Buds pair with your Pixel phone and other Android 6.0+ devices with a single tap. They can also pair with Bluetooth 4.0+ laptops, tablets, and iOS devices.

Google claims that the Bluetooth headphones can remain connected with your phone up the length of an American football field. They look like they have tiny in-ear hooks and are designed to sit flush in your ear. A special vent allows ambient audio in, it also dynamically adapts the volume depending on the noise of your surroundings. Google also claims to use ambient computing that allows the Pixel Buds 2 to adapt its volume to the environment. There's even the option to ask Google Assistant to raise or lower the sound for you, though. There's also a beam-forming mic for better voice call quality. Google says a built-in accelerometer that can detect speech through jaw vibration, They’re also Sweat and Water-resistant.