The HDMI to VGA adapter will convert the HDMI signal from laptop or PC host to output on a VGA monitor or projector, 3.5mm audio port sends audio to speakers or a display. A VGA cable (sold separately) is required when connecting this converter to devices with a VGA connector such as monitors or projectors.
Just connect the HDMI port with your laptop/PC and link it to the display device (monitor or projector) via a VGA cable. No external power required.
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