1.4v 4x1 HDMI Switch Model:4KDK4041.0 INTRODUCTIONThis HDMI Switch 4x1 V1.4 Support Full 3D 4Kx2K 340Mhz is an HDMI Switch with four inputs. It switch between the four input of the HDMI signal into one HD monitor or projector.It can optimize your home theater system to the best effect.It support full 3D format and 4Kx2K. Its video amplifier bandwidth can be up to 3.4Gbps/340MHz.2.0 FEATURES 1. Switching is done via itself automatically when signal present on the ports.2. Support HDCP protocol and applicable to source device and high definition display device such as DVD and HDTV which have HDMI or digital ports and are compliant with HDCP protocol.3. Support high resolutions up to 3840*2160,Website:://.szaikexin.com, including 480i/p,576p,720i/p,1080i/p and 2160p4. Support HDMI1.45. Extend the transmission distance and improve transmission signal.6. Compatible with DVI by using HDMI TO DVI adapter.7. Plug-and-play.8. Convenient to connect multi-group input signals to display on one HDTV.9. Save space. Allow several sources to use one high definition display device simultaneously.10. Metal casing design and overall shielding without signal interference.11. Select input port by hand freely.12. LED indicates signal and power mode.13. Power supply DC5V.3.0 SPECIFICATIONS                  HDMI versionHDMI 1.4bHDMI resolutionUp to 4K x 2K@30Hz, 1080p@60Hz