Features:Support 1920*1080 resolution, clear image quality, vivid details.Equipped with 3.5mm audio port, can connect 3.5mm speaker/headphone, to realize independent audio output.Anti-oxidant, corrosion resistant and rustless interfaces, low loss, more stable transmission.ABS shell, small size, not occupy space, easy to carry and use.Connect laptop/desktop computer with projector, enjoy large screen, suitable for office conference.