Manual switcher with keypress switching: connect your HMIcompatible devices and press the switch button to change the signal in a second. This provides quick, handson control without software or remote needed. Seamless 3input switching: easily switch between three HMIcompatible input sources without unplugging or reconfiguring devices, making transitions between work and entertainment effortless. 4K Ultra HD and 3D support: supports HDTV 4K at 3840x2160 resolution at 30Hz; HDMI 1.4 compatible; 3D display supported for a definition, cinemalike viewing experience. No external power required: operates without a power adapter as long as the connected devices supply sufficient power, simplifying setup and reducing clutter. Key benefits and reliability: enables quick, reliable signal changes with a single button press; keeps all sources connected for immediate use; compatible with 4K and 3D content through HDMI 1.4compatible devices. Practical use scenarios: Home theater or living room: switch between Bluray player, streaming device, and gaming console on a single 4K TV or projector. Small office or meeting room: present from laptop, media player, or conference device to a display or projector with minimal setup. Industrial or control room: connect multiple HMIcompatible displays or controllers and switch as needed for monitoring and analysis. Specifications at a glance: Input: 3 x HMIcompatible sources Output: single display/monitor Video resolution: up to 4K UHD (3840x2160) at 30Hz Compatibility: HMIcompatible 1.4 3D display support Power: no external power adapter required (draws power from connected devices)