Amazon Echo (4th Gen) | With premium sound, smart home hub, and Alexa | Twilight Blue New in box - never used Features & details provided by Amazon... Premium sound: Rich, detailed sound that automatically adapts to any room. Supports lossless HD audio available on select streaming services such as Amazon Music HD. Voice control your music – Stream songs from Amazon Music, Apple Music, Spotify, SiriusXM, and more. HD requires a compatible music streaming service. Smart home hub – Built-in hub to voice control compatible lights, locks, and sensors. Easily set up compatible Zigbee and Matter devices or select Ring Smart Lighting solar lights and bulbs. Set timers, reminders, and alarms. Start your routines with motion – Turn on compatible lights or turn on the coffee maker when you walk into the room. Fill your home with sound – With multi-room music, play synchronized music across Echo devices in different rooms. You can also pair your Echo with compatible Fire TV devices to feel scenes come to life with home theater audio, or extend wifi coverage with a compatible eero network so you can say goodbye to drop-offs and buffering. Connect with others hands-free – Call friends and family who have the Alexa app or an Echo device. Instantly drop in on other rooms or announce to the whole house that dinner's ready. Designed to protect your privacy.