Echo Plus has a built-in Zigbee hub to easily setup and control your compatible smart home devices, and an improved sound for streaming music. These premium speakers are powered by Dolby play 360° audio with crisp vocals and dynamic bass response. You can also use your voice to adjust equalizer settings. Ask Alexa to play music, answer questions, read the news, check the weather, set alarms, control compatible smart home devices, call almost anyone, and more. Set up your smart home without a separate hub. Ask Alexa to control compatible smart lights, switches, sensors, door locks, and more. Echo Plus also includes a built-in temperature sensor. With multi-room music, play music on compatible Echo devices in different rooms. Call or message almost anyone hands-free. Instantly drop in on other rooms in your home or make an announcement to every room with a compatible Echo device. With seven microphones, beamforming technology, and noise cancellation, Echo Plus hears you from any direction - even while music is playing.