SM Entertainment girl group Red Velvet will kick off promotions for their new song "Dumb Dumb" this week.

Red Velvet will initiate comeback promotions on the major network music shows, starting with Mnet's M! Countdown on Thursday, Sept. 10.

Red Velvet will be performing their new single "Dumb Dumb" Which is due for release on Sept. 9.  The song was written by U.K.-based composing team, London Noise. "Dumb Dumb" is said to be a dance pop track.

"Dumb Dumb" will be contained on the group's first full studio album THE RED, which will contain a total of 10 tracks.  

Red Velvet made their debut just over a year ago with the single "Happiness" on August 4, 2014. Their last release was in March, with single titled "Ice Cream Cake."

The group consists Wendy, Joy, Irene, Seulgi, and Yeri.