Bidirectional HDMI Switch & HDMI Splitter : has 3 female HDMI ports,so you can connect two HDMI sources to one HDMI monitor(2 in 1 out) or connect one HDMI source to switch between two monitors(1 in 2 out,only 1 of the 2 monitors is working at the same time). Has 2 LED indicators to indicate which port is active. | HDMI Switcher 2 in 1 out : You can connect two HDMI sources to one HDMI monitor,perfect for 2 HDMI input signal to 1 monitor or TV (up to 4K@60Hz display screens). | HDMI Splitter 1 in 2 out: Perfect for having to switch between 2 Displays. This unit will output to either one of the 2 displays connected to it. Note: When used as HDMI Splitter, can switch between 2 monitors, can not display simutaneously(only 1 of the 2 monitors is working at the same time) | High Resolution - Supports 4k@60Hz and is backward compatible with 2k/1080p. Enjoy 3D visual effects and experience cinematic immersive scenery. Note: If you need to get vivid 4K video, please use standard HDMI 2.0 and above cable, the total length of hdmi cable does not exceed 10ft.Notice: (HDMI Cable is not included) | Fast & stable transmission : This KAGO HDMI AB switch not only supports high-bandwidth data transmission(18Gbps), but also ensures stable high-definition display of audio and video. | Broad Compatibility : HDMI Splitter & Switcher compatible for most standard HDMI port devices. Input Support : PC,Laptop, XBox, PS3 /4/5,Blu-Ray DVD player etc. Output: 4K TVs, monitors, projectors etc. Notice: HDMI Cable is not include,please use high qulity HDMI 2.0/2.1 Cable | No External Power Needed:This 4k HDMI Switch Box is easy to use, no external power is required, Plug & Play. | What You Get: KAGO Bi-Directional HDMI Switch & Splitter(2 in 1 Out, 4K HDMI), user guide, 1 year warranty, and our friendly customer service within 12 hours,So just feel free to contact us by message-centre if you encounter any problem while during the use.