The HDMI and VGA interfaces of this adapter can be displayed at the same time.The VGA male to HDMI female converter support VGA input resolution from 800*600 to 1920*1080 for PC. Support HDMI Output resolution up 720P/1080i/1080P for HDTV/Projector/Monitor. Imported super quality adapting chipset, This converter is NOT bi-directional,It is vga to hdmi vga adapter, convert the vga signal into two signals, hdmi and VGA and display them simultaneously, converting and outputting VGA signal to HDMI and VGA display devices. and USB power supply is necessary. Plug-and-play, No driver needed, easy to use, fast, convenient and compact. Gold-plated HDMI interface, high wear & corrosion resistance, stable and durable for HD data transmission. The converter will take audio signal from the computer and embedded it into the HDMI signal output, so that the user is able to enjoy both audio and video through a single cable. The VGA-HDMI/VGA Adapter is compatible with old-styled notebooks, desktops, laptops, Projector which only has VGA ports to any HDMI VGA equipped devices. Package Included 1 x VGA HDMI Adapter 1 x 3.5mm Audio Cable. 1 x USB Power Cable