Feature:1. [Convenient Switching] 3 input interface, can easily switch between game consoles, TV boxes and computers and other multiple screens, to solve the interface unplugging troubles.2. [4K Ultra HD] HD Multimedia Interface switch supports the highest 4K at 60Hz resolution, which restores more delicate and real picture quality, and 3D video brings better vision.3. [High Performance] Equipped with high performance chip and HDR technology, enhance the picture brightness and dark details and color levels, the image is more three dimensional and vivid.4. [40m Long Distance] HD Multimedia Interface switcher applies to various scenes, transmission distance up to 40m/131ft, no need to worry about signal interference.5. [7.1 Surround Sound] Professional theater level sound visual experience, sound and video synchronization, support for 2.0, 5.1, 7.1 surround sound, and make the living room be a home theater.Specification:Item Type: HD Multimedia Interface SwitcherMaterial: Iron ShellHD Multimedia Interface Version: HD Multimedia Interface 2.0Resolution: Maximum Support 4K at 60HZSwitching Mode: Button, Remote ControlInput Interface: HD Multimedia Interface x 3Output Interface: HD Multimedia Interface x 1Support Sound Format: 7.1, 5.1, 2.0 ChannelsRemote Control Battery Model: 1 x CR2025 Button BatteryBattery Capacity: 240mAh (Included)Voltage: 110-240V.Package List:1 xHD Multimedia Interface Switcher1 x Remote Control1 x Instruction Manual 1 x Power Plug 1 x Charging Cable