article_snippet: Built-in is a 'taptic engine' that responds to a subtle vibrations users feel on users wrist for notifications .
article_snippet: Music can also be controlled on an iPhone through its Watch.
article_snippet: Built-in is a 'taptic engine' that responds to a subtle vibrations users feel on users wrist for notifications.
article_snippet: Built-in understands questions in messages and then offers pre-selected answers, and messages can be dictated to an iPhone.
article_snippet: Users can also talk to its Watch and send a voice reply, or have an iPhone transcribed to Users.
article_snippet: There is no keyboard on its Watch, and messages can only be sent through dictation, or emoji.
article_snippet: Siri is also built into its Watch.
article_snippet: For example, Facebook’s Instagram has added a feature that only sends a notification when a certain user posts a photo.