Does this monitor have an audio out?

[snickersniff]

I want to plug speakers into the monitor

ASUS VS228H-P 21.5" Full HD 1920x1080 HDMI DVI VGA Back-lit LED Monitor

 

[dark_lord69]

I was wrong, yes there is an audio output on the back.

 

[Quaiden]

There is a 3.5mm jack intended for headphones which you could use to plug in a pair of speakers... So, yes.