The Amazon Echo Plus (1st Generation) Smart Speaker in Black is a sleek and powerful device that offers 7.1 Channel surround sound with a subwoofer for enhanced audio quality. It features smart home compatibility with Alexa, Bluetooth connectivity, and a total power output of 20W RMS. This smart speaker is designed in a cube shape, with dimensions of 10 inches in length, 9.5 inches in height, and 3 inches in width. Manufactured in 2018, this unit is made of plastic and is equipped with banana jack audio inputs for easy connectivity. Perfect for creating a seamless smart home entertainment experience.