Echo Dot is a voice-controlled speaker that uses Alexa to play music, control smart home devices, make calls, answer questions, set timers and alarms, and morePlay music from Amazon Music, Apple Music, Spotify, Pandora, SiriusXM, TuneIn, and iHeartRadio.Call or message family and friends hands-free, or drop in from the Alexa App to your Echo deviceControls lights, locks, thermostats, and more with compatible connected devicesUse the built-in speaker, or for bigger sound, connect to speakers through Bluetooth or audio cable50,000+ skills, including Jeopardy!, Lyft, Audible, and Domino's. Always getting smarter and adding new featuresHears you from across the room with 7 far-field microphones for hands-free control, even in noisy environments or while playing music