The new Apple TV could have a built-in mic and a remote with a speaker.

If you happen to misplace the remote, the new integrated speaker should make it easier to track down. The latest rumors are that the new Apple TV will have a built-in microphone, while the upgraded remote will get a speaker. It could play an audio alert to guide you to its location, whether it got carelessly kicked under the couch or a child mischievously hid it …
Read the full story at The Verge. . That could also let the Apple TV serve as a simple smart home hub – controlling thermostats and locking doors – without the need to hunt for the remote.