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 Function: The HDMI switch has key-press-switching and intelligent function. At the same time, switch easily between devices by using infrared remote control while sitting in your sofa or lying in bed. 4k Resolution Supported: This product routes high definition 4k*2k video and digital audio from any one of the 3 sources to display. HD Display: The HDMI switcher with output sends the high definition audio/video signals to a high definition display like HDTV. High Resolution Video: The hdmi splitter with remote maintains high resolution video,crisp and compatible with sharp HDTV resolutions up to 1080p, 2k, 1440p graphics and computer resolutions up to 4k*2k are easily achieved Wide Compatibility: 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.