Amazon Eco Dot :
Stylish and functional, the Amazon Echo Dot (3rd Gen) 15W Smart Speaker is equipped with a rechargeable battery that allows you to enjoy break-free music for long hours. It connects to Alexa, a cloud-based voice service, to play music, answer questions, read the news, check the weather, set alarms, control compatible smart home devices, and more. Call or message family and friends who have an Echo device or the Alexa App and use Alexa to make Skype calls. Use announcements like a one-way intercom to broadcast messages to all your Echo devices.
Control compatible smart lights, plugs, and remotes
Echo Dot can hear you from across the room, even in noisy environments
Beam-Forming Technology and Enhanced Noise Cancellation
Wi-Fi Connectivity
 
Amazon Eco Plus