Coordinated operation of a voice-controlled device and an accessory device in an
environment is described. A remote system processes audio data it receives from the voice …

This disclosure describes techniques and systems for encoding instructions in audio data
that, when output on a speaker of a first device in an environment, cause a second device to …

An electronic apparatus and a controlling method thereof are provided. The electronic
apparatus includes a microphone; a memory configured to store a text-to-speech (TTS) …