Interface type: VGA interface * 1 (standard display signal interface, used for the projector)
USB interface * 4 (standard USB2.0 interface, used to connect a variety of extended equipment)
Type-c*3
HDMI * 1 (standard HDMI video signal interface, used as a TV)
AUDIO * 2 (standard 3.5 AUDIO interface, laptop used for connecting the headphones, speakers, etc.)
RJ45 * 1 (standard network signal interface, used to connect to the router, etc.)
SD * 1 (standard card reader interface)
1394 * 1 (1394 live line of small mouth, the notebook is such a small mouth, connect DV camera)
Hookup & amp; USB COMBO * 2 (hookup with USB seal)