CKL HDMI KVM 2 Port 4K 30Hz Dual Monitor Extended Display

CKL-922HUA 2 Port USB KVM Switch HDMI Dual Monitor Extended Display requires 2 video connections from each computer and laptop with cable A and cable B included. Make sure your computers / laptops have 2 video interfaces and support duplicated display (verify this by connecting your device to 2 monitors directly), and be aware of adapters you might need for set-up before ordering. Perfect Set-up: Dual HDMI output devices + 2 HDMI monitors. No adapters needed Good Set-up: HDMI + VGA or DVI or DisplayPort devices + 2 MDMI monitors. Reliable adapters needed Note: Do not use adapters simultaneously on both computer side and monitor side for a same video chain. How to Install: 1. Connect the end with USB, audio and HDMI of Cable A to computer side, the other end to IN 1 A at KVM side. 2. Connect Cable B from your computer to IN 1 B of the Switch (use adapter here if needed); 3. Repeat step 1 & 2 to connect other devices to correspondent KVM ports; 4. Plug your mouse and keyboard to USB mouse and keyboard port o...