Answer 2: Enamel is the hard material that coats your teeth, and is made mostly of a mineral. However, we call other things enamel. There's enamel paint, which is totally different, and there's also porcelain enamel, which is used to make a lot of dishes.
All of this is due to Amazon's unique approach with the Echo. It's not a portable speaker like we've seen from Jambox and Logitech. Instead, it's a rather large, cylindrical device that needs to be plugged into power. It's something you'll likely just leave in a single spot in your home.
While Amazon offers a battery-powered version of the Echo in the form of the Echo Tap, it doesnât have the always-listening capabilities that makes the original Echo and Echo Dot so great. However, you can run the Echo Dot on battery power and have it last for daysâall you need is a USB battery pack. RELATED ARTICLE.