Feature:1. MULTIPLE MODES: This HD Multimedia Interface multi screen viewer switch can display multiple HD Multimedia Interface input sources on a single output screen and supports multi ten splitters in series. It offers 5 different viewing modes to provide flexibility and convenience, and can be controlled by panel buttons, IR remote control or for RS232.2. SUPERIOR IMAGE: This HD Multimedia Interface Multi Display switcher is compliant with HDCP 1.4 and HD Multimedia Interface 1.4, and can switch between 4K 30Hz or 1080P 60Hz, with up to 9Gbps high speed transmission rate and 300MHz maximum bandwidth, which brings you a smoother picture multi viewing experience.3. INDEPENDENT DIGITAL COAXIAL SOUND OUTPUT: 4K HD Multimedia Interface multi viewer switch adopts independent digital coaxial sound output, supporting LPCM2.0, for Dolby digital(AC3), DTS AV synchronization.4. SEAMLESS SWITCHING: With its 4 port seamless switching feature, this HD Multimedia Interface Multi Viewer can smoothly and instantly switch between the four HD Multimedia Interface input sources, eliminating wait time during switching. This is especially useful when using the unit in full screen mode.5. WIDE COMPATIBILITY: The multi screen switcher is compatible with a wide range of devices, including security cameras, PCs, for Xbox, for Chromecast, computers, HDTVs, projectors, monitors, and more. This makes it a versatile solution for a wide range of applications.6. PREMIUM PERFORMANCE: Made of rugged metal material, it can ensure stable transmission of sound and video signals without any delay or lag. Plug and play, no driver required, easy to use.Specification:Item Type: HD Multimedia Interface 4x1 Quad Multi Viewer SwitchMaterial: MetalInput Connector: HD Multimedia Interfacex4Output Interface: HD Multimedia Interfacex1, Coaxialx1Telecommunication Interface: for RS232x1Input HD Multimedia Interface Resolution: 480p 720p, 1080p 24 25 30 50 60, Highest Support 2160 at 24 30hzOutput HD Multimedia Interface Resolution: 1080p at 60hz, 2160 at 30hzHD Multimedia Interface Maximum Input and Output Bandwidth: 300MHzHD Multimedia Interface Maximum Input and Output Rate: 9GbpsPower Adapter Specification: DC 12V-1ARemote Control Batteries: CR2025 Button Batteries (Shipped Without Batteries).Package List:1 x HD Multimedia Interface Quad Multi Viewer Switch1 x Remote Control1 x Power Adapter1 x User Manual