This high-performance Thunderbolt 3 adapter lets you add two 4K 60 Hz Display Port monitors to a computer through a single Thunderbolt 3 port (USB (Universal Serial Bus)-C) Functioning as an external 2-port graphics adapter with audio support this is a compact & convenient alternative to a laptop dock when you don’t need full docking capability Plus the display adapter keeps other Thunderbolt 3 ports free so you can connect additional peripherals The Thunderbolt video adapter is compatible with computer systems that support Thunderbolt 3 such as models of Dell Precision & Dell XPS 4K dual monitor or 5K single monitor resolutions at 60 Hz With an unprecedented 40 Gbps of throughput Thunderbolt 3 enables you to achieve the previously impossible feat of using a single port on your laptop to output dual 4K resolution at 60 Hz to two independent displays This performance makes it easier for you to multitask using a laptop while working on the most resource-demanding applications imaginable You can output independent content to each display at resolutions of up to 4096 x 2160p at 60 Hz which is perfect for editing 4K video or performing other high-resolution tasks such as creating CAD drawings or reviewing medical imagery For added versatility the Thunderbolt 3 adapter can be used to connect two Display Port channels to a single 5K display This enables Thunderbolt 3 computers with limited video outputs such as your Dell Precision to be compatible with 5K monitors The Thunderbolt 3 video adapter can output 5K resolutions to a 5K monitor when connecting two Display Port cables to the monitor Work more efficiently With two displays you can work more efficiently from your laptop so you can accomplish more in the same amount of time Plus with each display delivering 4K performance you can have four times the screen space compared to 1080p Creative professionals can be more productive with the freedom to edit 4K video on one display while previewing raw video playback on the second 4K display Won&t drain system resources This adapter helps to keep your system running at peak performance Unlike USB (Universal Serial Bus) external video solutions Thunderbolt 3 lets you run Ultra HD 4K resolution at 60 Hz on both displays without draining system resources Because it’s backward compatible with your high-definition 1080p displays this is a great accessory for home office or other desktop workspace applications