Features: Support 4K * 2K, 3840 * 2160P Multi-function switch: smart or mechanical Support HDMI 1.4b. High performance up to 2.5Gps Maintain high resolution (up to 2160p), 4K * 2K Function: Signal amplification, image transformation and image selection. Interface 25 meters at both ends of the transmission distance. Compatible with HDCP devices. For digital HDTV, plasma display, LCD, set-top box, DVD player, Blu-ray player, digital camera, audio / video receiver, home video, video projector.(Ntombi)Best Trader specification: Input video signal: 0.5-1.0 volts p-p Input DDC signal: 5 volt p-p (TTL) Video output signal: HDMI1.4b + HDCP1.0 / 1.1 VGA: 640 × 480, 800 × 600, 1024 × 768, 1920 × 1200 DTV / HDTV: 480i / 576i / 480P / 576P / 720P / 1080i / 1080P HDMI: HDMI 1.4 Frequency: up to 250MHz Field frequency: 60Hz Bandwidth: 2.5Gpbs / 250MHz HDTV: support Interlaced (50 & 60Hz): 480i, 576i, 1080i Progressive scan (50 & 60Hz): 480P, 576P, 720P, 1080P What's in the box 1X HDMI switch 1X remote control 1X infrared 1x power cord