Allows you to connect two external displays simultaneously through -compatible and VGA ports for extension or mirroring, but if you use both ports at the same time, the two displays only show the same content. Full 1080P HD resolution, fast synchronous transmission, no delay/lag, up to 1920x1080P@60HZ resolution can be achieved. Audio and video synchronous output, external audio stable transmission audio synchronization without delay. Connect devices with USB3.0 interface to display devices with or VGA interface to show more wonderful big screen. and portable, easy to carry in laptop bag for business trips. You can expand the computer screen to a large screen (projector/display) for presentations. Very convenient for meetings and home entertainment. Interface:-compatible interface, VGA interface Resolution:1080P Input:USB3.0 The product appearance and printed words depending on the batch, but this does not affect use. Colour:Black Material:aluminum alloy Package Contents: 1 * Video Converter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.