Stylish and functional, the Amazon Echo Plus (2nd gen) 30W Smart Speaker is equipped with a rechargeable battery that allows you to enjoy break-free music for long hours. It has a new design and an improved sound. It comes with a built-in hub to easily setup and control your compatible smart home devices. Stream music from Amazon Prime Music, Saavn, and TuneIn - just ask for a song, artist, or genre. You can also use your voice to adjust equalizer settings. Just say, "Alexa, increase the bass".