Notice:The usb port is only for U-Disk/Hard Disk Tool connecting.If You Want the projector to work together with your Cellphone/iPad/Android Smartphones,you need to buy a MHL cable to transfer your Tool’s sign to HDMI sign，then your Instrument can work with the projector by the use of the HDMI port in projector！ Parameters: Projector Gadget: 2.Four…