Digital to analog converter. HDMI to VGA + Audio It is a flexible and resistant product, easy to carry. No drivers needed plug and play. Active cable, power supply through USB Cable Resolutions: 720p/1080i/1080p Audio output source by a 3.5mm stereo Jack (included) or by a 3.5mm Jack St to 2RCA (L+R). Power supply 5V 1A by a micro USB cable