Easy setup, just connect! Switch between video sources with the push of a button! Convenient when you don't have enough HDMI ports on your monitor or want to use multiple devices with one port! You can share up to 3 HDMI devices with one port. Simply connect the HDMI cables to the selector for easy setup. Supports 4K for large screens and high-quality images! Outputs 4K video as is if the device supports it! You can switch between multiple devices and use the high-definition 4K video on your 4K TV. Switch screens with the main unit's switch! LED lamp indicates the selected device! When you turn on an HDMI device, the main unit automatically turns on and displays the video on the TV. If you want to switch the video when using multiple devices, you can change the displayed video by pressing the switch on the main unit. No AC adapter needed, no need to get power! No AC adapter is needed because it is powered by the HDMI device! You can easily use it by just connecting the HDMI cable. Interface Size: Approx. 65mm x 65mm x 15mm Input: HDMI Type A Female x 3 Output: HDMI Type A Female x 1 Maximum Resolution: 4K2K (4096 x 2160) @30Hz Resolutions: 480I/576I/480P/576P/720P/1080I/1080P/2160P High Performance: 3.4Gbps HDMI Standard: HDMI1.4b Material: ABS + Other Country of Manufacture: China *The design may differ slightly depending on the arrival time. Please acknowledge this in advance. *Basically, the shipping method will be the cheapest. *We will ship in simple packaging to provide it at a low price. *Bulk discount available, 50 yen off for each additional item from the second item! *A Japanese instruction manual is not included. *Due to being imported into Japan after long-distance transportation, there may be tears, scratches, dents, and stains on the outer box. In addition, there may be stains and minor scratches that do not affect use. *If there is any defect in the product, please contact us before giving a rating. We will respond with sincerity.