The first of a generation, the SD5700T Thunderbolt 4 Dual 4K Docking Station with 90W PD offers premium Thunderbolt benefits now, & well into the future; compatible with Thunderbolt 4-enabled Windows 10 or Later laptops & backward compatibility with Thunderbolt 3, USB-4, & USB-C devices running Windows 10 or later, or mac OS 11 or later, regardless of how many devices are connected. Features include 11-ports, single 8K @ 30 Hz, or up to dual 4K @ 60Hz video, 40 Gbps data transfer speeds, UHS-II SD 4.0 card reader speeds, & more. For Use With: Laptops; USB-C Devices; Operating System Compatibility: Mac OS 11 & Later; Windows 10 & Later; Connector / Port / Interface: Thunderbolt 4; Batteries Included: No.