Resolution: The HDMI port supports resolutions up to 4K, while the VGA port supports resolutions up to 1080p (Full HD) at 60Hz.
Audio Support: Audio is transmitted through the HDMI port, but not through the VGA port.
Compatibility: The adapter is compatible with a wide range of devices including older models of MacBook Pro and Air, Microsoft Surface Pro series (1-4, 6), and select models from Dell, Lenovo, and Alienware. It is not compatible with devices that use Thunderbolt 3/4 or USB-C ports.
Simultaneous Use: It is important to note that the HDMI and VGA ports cannot be used at the same time.