UANTIN DisplayPort to Dual DisplayPort Splitter: This displayport 1 in 2 out splitter easily converts one DP port to two DisplayPort ports. It can help you to connect one DP signal source to two DP monitors that have been used in duplicate mode and extended mode. The product supports up to 4K@60Hz resolution, when using one DP port for video transmission, it supports 4K@60Hz, backward compatible with 4K@60Hz/30Hz, 2K@120Hz/60Hz,1080p@120Hz/60Hz; when using two DP ports at the same time, it supports the highest resolution of 4K@30Hz for both screens, backward compatible with 2K@60Hz. 60Hz, 1080p@120Hz/60Hz; When the product is used, it needs to be connected to USB-C power supply port, 50CM USB-A/C cable is included in the package. The product adopts a one-piece aluminum alloy shell, which is more durable than the common plastic shell and has excellent heat dissipation. The cable is made of tinned copper conductor cable with sturdy nylon braided mesh for longer service life and to prevent animal bites, and the gold-plated connectors can minimize signal loss and provide stable signals for the monitor constantly. Note: 1. The product needs to be connected to the USB-C power supply cable to be able to use it normally, you can plug the USB port into the host computer has a 5V/1A USB port, you can also connect an external wall charger 2. The product only supports from a DP source device to two monitors, can not connect two source devices to a monitor. 3. The product cannot be used with any KVM/Hub/Docking. 4.If you can't get the extended mode, please update the video card driver to the latest version. 5. Make sure your graphics card supports a minimum bandwidth of 18Gbps, otherwise you can't boot two monitors