The BlueRigger HDMI TO VGA convertor with Micro USB and 3.5mm audio port offers a convenient and reliable solution for connecting an HDMI source device to a monitor or projector with VGA port. It features a built-in active IC chip that improves compatibility and delivers sharp picture quality. Choose to "Mirror" your computer screen for a presentation on a projector or "Extend" your desktop to view more applications on a monitor. Support a full high definition resolution. The HDMI to VGA Adapter allows for a connection to VGA monitors and projectors supporting a maximum 1080P resolution. Output both audio and video signal With VGA female port and 3.5mm audio port, you can connect to your new Notebook, Laptop, HD DVD, HD DV without VGA interface to projector, Display, LCD, TV & Monitor in old model with VGA interface only for big screen viewing, and output audio signal by speaker, headphone, amplifier and other device with 3.5mm audio port.