HDMI-Compatible1.4, HDCP 1.4, resolution up to 1080P. Digital 2.4G/ 5GHz frequency wireless A/V transmission. Extend your HDMI-Compatible Audio Video Signals. Consider that different types of Ethernet cables have signal attenuation, we recommend Cat5e/6/7 within 200M and Cat5 within 150M Supports the max resolution of 3840*2160@60hz, providing you with an ultra-high-definition video vision. It is also backward compatible with 1080p30, 1080i, 720p60, 720p30, and meet your diverse settings. HDMI-Compatible local output (loopout). This can connect a monitor to the TX and meet your needs for additional expanded screen. Simple installation, no software required. Metal shell, more durable. Device Matching Guide: 1.Power the both TX and RX device. 2.Conncet the TX device HDMI-Compatible IN port and RX device HDMI-Compatible OUI port with a HDMI-Compatible cable directly. 3.Both device will be automatic matching,The led light will be flashing and matching will be complete when it normally keep on. Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage: AC100-240V Colour:black Material:Metal Package Contents: 1 x Transmitter 1 x Receiver 2 x USB-A to Type-C cable 2 x Power adapter(the appearance and color are random, don't accept the specified ) 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.