... mouse function Teaching Machine is a style of PC remote controller based on PowerPoint and MultiMedia,which has the ... controlling PowerPoint and MultiMedia.Main Function1. 2.4GHz Wireless Remote Pointer (Red or Green Laser pointer)2. 3 phases switching, off/ Presentation/ Music ... buttons: page up, down, left, right, F5, B,Esc and laser point. 5. Phase 2 buttons: play, pause, forward, backward, ...