ECHO – “Mangu” (Video) Posted by: undergroundhiphopblog May 17, 2021 ECHO is back with a new bar heavy video premiere, “Mangu”. The song is the third single off EchoisthenameTV season 5. Share on FacebookShare on TwitterShare on RedditShare on PinterestShare on Email ECHO 2021-05-17 undergroundhiphopblog