https://www.cnet.com/news/amazon-echo-show-alexa-is-a-giant-phone-for-your-kitchen-counter/
Amazon also introduced a free voice-call feature, allowing anyone with the Alexa app or an Echo, Echo Dot or Echo Show to call or message anyone else with a supported Echo device or the Alexa app. The Echo Show's front-facing camera can use this feature for video chats. Think Apple's FaceTime app, but on your kitchen counter.