Here is a smart mirror that combines with the Raspberry Pi to display your calendar, weather, news, and other content. The LABISTS Magic Mirror has a 10.1-inch high definition display with a brightness adjustable light strip. It has a dual HiFi speakers. You can use this mirror to play music from Spotify as long as it is on the same network as your phone.
The LABISTS Smart Mirror can be used as a computer when you attach a mouse and keyboard to it. It has a Micro HDMI and AUX out port. More information is available here.