LinkS Active HDMI to VGA Adapter (Male to Female) with 3 Ft Micro USB Cable Built-in active IC chip converts digital HDMI signal into analog VGA video Plug and play: no installation of any driver and software Suports Samsung Chromebook, Macbook with Retina Display, and Apple TV Supports 1080p and 1600x1200 resolutions for a Monitor, Projector, or TV Connect the Micro USB cable for power supply for this adapter one year warranty by LinkS