Produk ini bergaransi 6 bulan With a Thunderbolt 4 interface, this USB hub supports Data transfer, Video display and Fast charging. Fully compatible with Thunderbolt 3/4 and USB 4.0 interface, downward compatible with USB 3.2/3.1/3.0/2.0. 3*Thunderbolt 4 interfaces extensions, 40Gbps theoretical bandwidth. Fully compatible with Thunderbolt 3/4 and USB 4.0 interface, downward compatible with USB 3.2/3.1/3.0/2.0. Single screen display max support 8K@60HZ. Dual screen support 4k@60HZ video display. The extended mode can output two different screens. 1*DC interface for device charging, supporting 120W (20V/6A) input, and up to 60W uplink device charging. 1*USB 3.1 interface with 10Gbps theoretical bandwidth. Aluminium alloy build, sturdy and durable, fast heat dissipation. Lightweight and portable. Universal compatibility. Plug and play with no additional driver installation needed. Compatible with Windows 7/10/11, Linux, Mac OS 10.2 or higher