Connecting the projector via the your data cable ( power cord is invalid).
Without being limited to the strength of the signal and the speed of the network. There isn't any lag phase and delay.
Compared with using synchronous display, why we choose the cable synchronous display.
Without being limited to the router signal environment. It can be used whenever and wherever you want.
In this way, the projector can show your phone to big Projector screen.