?Quality Assurance?If you have any problems with this dock, we will be happy to replace it with a new one. ACASIS strives to develop professional, high quality products. You can get an ACASIS USB 4 Docking Station (13-in-1, single 8K60Hz, Dual4K60Hz displays) with a full year worry-free attentive customer service. ?Universally Compatible?The laptop docking station works with Thunderbolt 4, Thunderbolt 3, USB 4, and USB-C computers, including Apple M2, M1, M1 Pro, M1 Max, M1 Ultra, Intel based Macs, Windows, and Chrome OS devices. It is also compatible with tablets including iPads and Windows tablets that feature Thunderbolt dock or USB-C. ?Excellence in Every Aspect?No drivers, No setup, Wake from sleep without having to unplug and replug. The RJ45 Gigabit Ethernet port can maintain a smooth and stable 1000Mbps Ethernet connection, self-propelled SD/Micro SD card reader, 3.5mm Audio, 2xUSB A 3.1 Port(Up to 10Gbps), SD/TF 4.0 card slot can support up to 312Mb/s. ?Transfer and Charging at High Speed?This 40Gbps docking station is equipped with 4 x 40Gbps interfaces, syncing 2.5G large file in few seconds. No longer waiting. Equipped with 120W DC supply, 60W Charging for Laptops, 15W for other devices. ?Single 8K or Dual 4K 60Hz Displays?The 40Gbps dock compatible for thunderbolt 4/3 & USB 4 is equipped with 1x 40Gbps input port, 3x 40Gbps output ports, with the bandwidth of 40 Gbps, you can simultaneously display media to a single monitor in 8K and transfer files at up to 40 Gbps. In any 2 of the 3 output interfaces you can use 2 thunderbolt cables to connect your two monitors, a single monitor supports up to 8K/60Hz, two monitors support up to 2x4K/60Hz, which can reduce your connection worries. APPLE M1 CHIP DOES NOT SUPPORT DUAL MONITOR.