Its the nice job done by GOOGLE.!
No notification disturbs the bluetooth audio system while playing songs. It can be connected through WiFi., mainly can be used to save battery life and the price is likely to be offerable. Package contains., power adopter, 3.5mm audiojack, and the main Chromecast Audio. Colors we can get in three different colours.( Black, Red, Yellow).
Chromecast contains reset button, power in put c-type slot. Its very easy to use it can be connected to Android and IOS device