Amazon Echo
Plays all your music from Prime Music, Spotify, Pandora, iHeartRadio, TuneIn, and more using just your voice;
Fills the room with immersive, 360º omni-directional audio;
Allows hands-free convenience with voice-control;
Hears you from across the room with far-field voice recognition, even while music is playing;
Answers questions, reads audiobooks and the news, reports traffic and weather, gives info on local businesses, provides sports scores and schedules, and more with Alexa, a cloud-based voice service;
Controls lights and switches with compatible WeMo, Philips Hue, Samsung SmartThings, Wink, Insteon, and other smart home devices.