Echo Dot is a hands-free smart speaker that you control using your voice. It connects to Alexa – a cloud based voice service to play music, make calls, check weather and news, set alarms, control smart home devices, and much more.Echo Dot includes a built-in speaker. It can also connect to external speakers or headphones through Bluetooth or 3.5 mm stereo cable.Just ask for a song, artist, or genre from your favourite music services like Amazon Prime Music, Saavn, and TuneIn. Using multi-room music, you can even play music across multiple Echo devices at the same time.With seven microphones, beam-forming technology, and noise cancellation, Echo Dot hears you from any direction-even in noisy environments or while playing music.Call or message anyone hands-free who also has an Echo device or the Alexa App. Simply ask "Alexa, how do I set up calling?" to get started.Controls lights, plugs, and more with compatible connected devices from Philips, Syska, TP-Link and Oakter.Alexa is always getting smarter and adding new features and skills. Just ask Alexa to order food from Zomato, request a ride from Ola, book a carpenter from Urbanclap, and more.