Upgrade .1 version, support 7680 * 4320 resolution is 4 that of 4K, 4.3 the resolution of the human eye can not feel the sense of grain at range, truly achieve "zoom not distortion". 48Gbps high speed transmission Refuse to game , slow speed. Access to 4 devices at the same time, sharing a TV. TYPE-C power supply port, to further stable operation of equipment and internal components. Support interface output and display devices such as , desktop computers, network boxes, , , etc. Type: Switcher Interface: HD interface HD Protocol: Version 2.1 Bandwidth: 48Gbps Refresh rate/resolution : 7680*4320/8K/30Hz, 60Hz 3840*2160/4K/30Hz, 60Hz, 120Hz Colour:black Material:Metal Size: 120 x 60 x 18mm Package Contents: 1 x Switcher 1 x Remote control 1 cord 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.