Instructions for use and precautions：
1. This 8 in 1 out 8 Port HDMI KVM Switch supports max resolution up to 4K 30Hz, allows 8 computers to share 4 USB 2.0 Devices.

2. This product is a high-definition audio and video device with USB hub extension function. When it is used for the first time, the computer will automatically load the USB driver. During the loading process, it is forbidden to switch the machine to prevent loading failure. The driver can be used after loading.

3. If you are using U disk, mobile hard disk and other storage devices in the process of use, it is forbidden to switch the machine during the copy process to prevent the data from being copied.

4. For the HDMI cable used for product connection, the supporting cable must be used for signal input, and HDMI 19+1 pure copper high-quality cable is recommended for signal output video cable.

Features:

Input: 8 HDMI Computers/laptops
Output:1 HDMI Monitor + 4 USB Hubs
Resolution: 3840*2160@30Hz, 1080P@60Hz/ 720P / 480P
Support System: Windows / Mac / Linux system
Standard rackmount: 1U
LED indicator showing you the active working computer
Plug and Play: no software or power adapter required. Power by the usb pigtail. No need to worry about Plug in different country.