This Wireless extender uses 2.4G and 5G modules to enable high-speed, high performance wireless transmission among USB-C Displayport type c video source devices and HD Display devices. It can transmit both audio and video at the same time. It transmit the signal up to 50m in the open area without any barriers. It is widely used for Big screen video Conference/home entertainment/online learning/business speech education training /playing game etc. more shocking,more relax, and is good for protecting eyes Resolution supported: 1920x1080p/60Hz Color: As Shown Material: ABS Package Contents: 1set x wireless screen mirroring transmitter and receiver 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.