Smart column from Apple will be available only in December, but it is known by almost everyone now — and sounds interface.
On YouTube released a video with the ringtones HomePod: you can hear which melody it is helpful if prospective owners, and how to respond to commands and configuration.
In the comments under the video, the author stated that you will not post audio files for public access, but will publish a statement in a personal blog.
Ringtones — not the first finding in the HomePod firmware. Last month, after examining the code, developers know what it looks like front panel iPhone 8, and to unlock new flagships on iOS using the infrared camera and the RAM column.