1、Adaptive decryption of edid / hdcp, able to adapt to various complex application environments. 2、With high compatibility, can automatically match the source and display device. 3、Built‑in automatic adjustment system to make the image smoothly, clear and stable. 4、2 channels of high‑definition video sources and usb interface can be freely alternated, supporting video resolutions up to 3840 x 2160 at 30Hz. 5、Small size, easy to carry and store, convenient to use and with good performance. Item Type: 4‑Port Switch Material: ABS Colour: Black Standard: HDMI 1.4, HDCP 1.4 Maximum Pixel Clock: 340MHz Maximum Data Rate: 10gbps Resolution Range: 4k x 2k at 30hz, 1920 x 1080 at 60hz Connector: HDMI-A interface HDMI Cable Range: <5m (Resolution: 1920 x 1080 at 60hz) USB: 2.0 PC Input: USB-B Output: USB-A Power: USB Power: Maximum 2W Working Temperature: -5℃~+70℃ Working Humidity: 5%~90% 1 x Switcher 1 x User Manual 1 x HD Line