Specifications:Switch multiple HDMI-compatible signals to a high-definition display device such as HDTV with a manual button, optimized home theater system by avoiding frequent unplugging of cable plugs and cables.For digital HDTV, plasma display, LCD, set-top box, DVD player, Blu-ray player, digital camera, audio / video receiver, home video, video projector.Support 4K * 2K, 3840 * 2160P.Multiple function switch, smart or mechanical.Type: HDMI-compatible SwitcherMaterial: PlasticInput Video Signal: 0.5-1.0 volts p-pInput DDC Signal: 5 volt p-p (TTL)Video Output Signal: HDMI-compatible1.4b + HDCP1.0 / 1.1VGA: 640 x 480, 800 x 600, 1024 x 768, 1920 x 1200DTV / HDTV: 480i / 576i / 480P / 576P / 720P / 1080i / 1080PHDMI-compatible: HDMI-compatible 1.4Frequency: Up to 250MHzField Frequency: 60HzBandwidth: 2.5Gpbs / 250MHzHDTV: SupportInterlaced (50 & 60Hz): 480i, 576i, 1080iProgressive Scan (50 & 60Hz): 480P, 576P, 720P, 1080PFeatures: Signal Amplification, Image Transformation and Image Selection,Compatible with HDCP DevicesSize: 8.5cm x 6cm x 2cm/3.34" x 2.36" x 0.78" (Approx.)Notes:The IR remote is powered by a lithium battery (CR2025) but is not included.Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Include:1 x HDMI-compatible Switcher1 x Remote Control1 x Infrared Cable