The VGA to VGA/HDMI-compatible adapter is the first one that can achieve synchronous display function. Plug and Play. No external drivers required. The video converter suits for Home Theatre, Conference, Presentation, Teaching, Game, Exhibition etc. [Synchronous Display] This VGA adapter is the first one that can achieve synchronous display function. You can not only use VGA or VGA to HDMI single display function, but also VGA and HDMI-compatible synchronous display function (Note: HDMI and VGA displays can only show the same images)[Plug and Play] No external drivers required. Easy operation and convenient use. Connect the HDMI/VGA/Audio port with other corresponding output devices, such as HDTV, projector, monitor[How to Use Audio Output] If you connect VGA individually, please connect input device's audio jack to external speakers to output sound; If you connect VGA to HDMI-compatible, please connect adapter's audio port to external speakers to output sound[VGA 3 in 1 Adapter] HDMI-compatible/VGA/Audio output ports with the max resolution of 1920x1080p@60Hz. Connect the Audio port and VGA/HDMI-compatible output port to the corresponding interface of TV, projector, monitor, it will support both audio and video output Package included: 1 x 3 in 1 VGA Adapter 1 x Micro USB Cable 1 x 3.5mm Audio Cable 1 x English User Manual 1 x Warranty Card Other items not include