PETERONG VGA to HDMI Adapter allows you to convert your video data from computers that has VGA ports to any HDMI-equipped devices like HDTVs,monitors,projectors,displayers for big screen viewing. How to use it 1.Plug the VGA adapter into the computer desktop/laptop/notebook/DVD/TV box VGA port. 2.Plug the USB charging cable into the computer/TV USB port to get power supply. 3.Plug the audio cable into the 3.5mm Jack on the adapter, and plug the other end of the audio cable into PC audio port. 4.Plug the HDMI cable into the HDMI adapter, and the other end into the TV/monitor/projector/display screens HDMI port. 5.If there are more than one HDMI input on your display device. Generally, signed as HDMI 1/HDMI 2/HDMI 3. Before connecting this HDMI cable to TV, Please select the corresponding HDMI input interface on your TV screen.