This listing is for a StarTech TB3DKDPMAW Thunderbolt 3 Dual-4K Docking Station. Condition: Used Good Working. Cables and power adapter are not included. Item Description: Improve your workflow with single-cable docking and up to 40Gbps bandwidth ? twice the speed of Thunderbolt 2 (20Gbps) and eight times faster than USB 3.0 (5Gbps) Easy to set up and ready to go with no driver installation or extra adapters required Supports dual-4K monitors, with 3840 x 2160p or 4096 x 2160p on each display Connects to your laptop?s Thunderbolt 3 USB-C port, so you can access multiple displays and peripherals Thunderbolt Certified and includes a Thunderbolt 3 host cable (0.5 m) Includes three USB 3.0 ports (USB-C, 2x USB-A), two Thunderbolt 3 USB-C ports, 3.5 mm audio out, 3.5 mm microphone in, and Gigabit Ethernet Fast charge your phone or tablet with the always-on USB 3.0 fast-charge and sync port CONNECTIVITY TOOLS: Provided with this device, the application improves performance and security, featuring MAC Address Changer, USB Event Monitoring, Windows Layout Wi-Fi Auto Switch utilities USA SELLER !!! Ships from Austin, Texas !!! We are a Mom and Pop local business!!! All the money is spent back in the local and US economy!!! Thank you for the business!!! FAST SHIPPING!!!