1080P high-definition visual effects, audio and video synchronization: 1080P high-definition picture quality is richer in details, and large-screen viewing is more eye-friendly. Supports audio and video synchronous transmission Plug and play, more efficient meetings: Equipped with an independent HDMI transmitter, no driver installation, no need to connect to the Internet, plug and play, more efficient meetings 100 meters wireless, long-distance transmission: studios, large conference rooms, and offices can all be used over long distances. High-gain antenna has stronger signal: with high-gain antenna, the signal is stronger; support 2.4G/5G network, through simple connection, you can quickly share the screen High-performance chip, stable picture: equipped with high-performance chip, powerful performance, making the picture smoother during the projection process, avoiding problems such as screen flickering and freeze, and better viewing experience Colour:Black Material:ABS Package Contents: 1 x receiver 1 x transmitter 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.