Two X have�released their second single "Ring Ma Bell"!

Two X made their debut with "Double Up" last August and have returned to greet their fans on Valentine's Day. Hit producer�Rado worked with Two X on their title track, which is an electronic dance song with lyrics that portray a confession of love.

The ladies have put on an attractive performance, with a beautiful backdrop added onto the stage to add the perfect touch to their track.

Check out their comeback performance on 'Inkigayo' below!