Features 1、Key‑press‑switching & inteligent function 2、It routes high definition 4k*2k video and digital audio from any one of the 3 sources to display uni 3、3 inputs allows simultaneous connection of high definition video sources, such as HD player, Blu‑ray player, Set Top Box, for PS3, for Xbox360, etc. 4、The output sends the high definition audio/video signals to a high definition display like HDTV 5、Maintains high resolution video ‑ crisp and sharp HDTV resolutions up to 1080p, 2k, 1440p graphics and computer resolutions up to 4k*2k are easily achieved Specification Features: 1. Key-press-switching & intelligent function. 2. It routes high definition 4k*2k video and digital audio from any one of the 3 sources to display unit. 3. 3 inputs allows simultaneous connection of high definition video sources, such as HD player, Blu-ray player, Set Top Box, for PS3, for Xbox360, etc. 4. The output sends the high definition audio/video signals to a high definition display like HDTV. 5. Maintains high resolution video - crisp and sharp HDTV resolutions up to 1080p, 2k, 1440p graphics and computer resolutions up to 4k*2k are easily achieved. Specifications: 3 input to 1 output HDMI switcher. Multifunctional in switching intelligent mechanical. Support HDMI 1.4b. Support full HD 4k*2k video resolution. Support 12bit deep color. Support 3D. High performance up to 3.4Gbps. Plastic construction, with SELECT button for easy operation. Power Supply: CR2025 battery (Battery is not included) Size: 8 x 5.7 x 1.7cm / 3.15 x 2.24 x 0.67inch Package Included: 1 x HDMI Switch 1 x Remote Control 1 x User Manual