This universal Thunderbolt™ 3 dock lets you power through your work day, transforming your MacBook Pro or Windows® laptop into a dual-4K workstation, with up to 40Gbps of throughput. The dock features 85W Power Delivery to power and charge your laptop, and six USB 3.0 ports to connect your peripherals, plus an SD™ card reader. With its elegant aluminum design in space gray, it's the perfect laptop accessory. Create a dual-4K 60Hz workstation The Thunderbolt 3 dock lets you connect your laptop to two 4K Ultra HD monitors (4K x 2K), using one DisplayPort and one Thunderbolt 3 USB-C™ port (USB-C to DP cable included) or set up a single display. The dock connects to: 1x DisplayPort and 1x Thunderbolt 3 USB-C (4096 x 2160p or 3840 x 2160p @ 60Hz) 1x 5K (5120 x 2880p) display (through Thunderbolt 3 USB-C port) 85W Power Delivery Using a single cable, the dock provides up to 85W of Power Delivery to power and charge your laptop, and power your peripherals with its 180W power adapter. SD card reader The dock provides direct access to your SD memory cards or microSD™ cards (with adapter). The SD card slot can also be used for additional storage and backup through macOS X Time Machine or Windows 10 File History. Plenty of ports To connect peripherals, the dock offers six USB 3.0 ports (including a Fast-Charge port and a USB-C port) plus a Gigabit Ethernet port and audio/microphone port. The TB3DOCK2DPPD is backed by a StarTech.com 3-year warranty and free lifetime technical support.