http://battletac.com/web/guest/try-it-out;jsessionid=92167651218A2DB1EAE4715D0AD50915
G&G CM16 cqb (Tan)
There is an app called layers and battletac has a layer that allows you to see other people/ objectivs that are connected by moving your phone camera in their direction. I brought this up a long time ago. Some thought it was interesting while others didn't.