Unique designed for TV sticks: Only need to connect the TV stick to HDMI female port, VGA male connect to TV, it will transfer HDMI digital signal to analog VGA this HDMI to VGA adapter could connect HDMI compatible Device to VGA compatible monitor, projector, TV. Support audio and video synchronization: this HDMI to VGA with audio converter has a 3.5mm audio Jack, you could connect to speaker via a free 3.5mm audio cable. HDMI female to VGA Male adapter has a micro USB port for optional power, providing external power for devices which have low-power output. Wide compatibility: HDMI source is compatible with all desktop/notebook/TV stick/raspberry Pi/tablet PC/digital set-top box/digital Camera/SLR camera/video Camera that have HDMI port; VGA source is compatible with all TV/monitor/project/LCD/TV and other displays that equipped with VGA port. It's single way, not bi-directional, only transfer HDMI digital signal to analog VGA.