This is Stereo Karaoke, Mono L is for Karaoke and Mono R is for Music + Vocals. Headset/Earphone is advisable or you can set your balance speaker in your computer settings into Mono L for karaoke. This is only a Free Karaoke Channel, No Ads. No payments. Please do not re-upload the video. Thanks. I do not own this video. It is belong to the right owner (Westlife). I am only creating Karaoke and Lyrics to enjoy.