Edimax Technology WP-S1300 - Manual (Page 52)

In this example, total 2 users are connected. You can press „User Switch‟
button to select which user should projector server display its display content
( The selected user will become yellow, the color of the progressing
presentation one is Orange). You can press this button again and again to
select other users in the list.
When a user is selected, stop pressing „User Switch‟ button and let „>‟ mark
stop at the user you wish projector server to display its display content.
Selected user will begin presentation after 5 seconds.