Compatibility Warning: Use only the included USB4 20Gbps cables. Do not substitute with Thunderbolt 3/4/5 cables. The switch works with USB4 and Thunderbolt 4 docks, but its 20 Gbps bandwidth (vs. 40 Gbps for most docks) may limit the number of displays or the maximum resolution/refresh rate compared to your original setup. Avoid USB-C docks with built-in pigtail cables to prevent compatibility issues. Ultra-Fast 20 Gbps USB-C Switcher for 2 Computers: Instantly share a USB-C monitor or Thunderbolt 4 Monitor or a Thunderbolt docking station between two laptops with this versatile USB C KVM switch. Connect the pigtail cable to your monitor or docking station and the included 3.3ft USB-C/USB4 cables to two computers for seamless device sharing. Achieve lightning-fast data transfer speeds up to 20 Gbps, perfect for large file transfers, high-resolution video streaming, and demanding applications. 8K Video Resolution Support: Experience stunning 8K video output at 30Hz, delivering exceptional clarity and color accuracy for both professional and entertainment use. Supports up to 8K@30Hz / 4K@144Hz on Windows, and 4K@60Hz on macOS when connected to a single USB-C or Thunderbolt 4 monitor. Compatible with popular models including Dell UltraSharp U3224KB, U3425WE, U2723QE, U4025QW, S2722QC, HP E27m G4, HP Z43 42.5-inch, Z32k G3, Lenovo ThinkVision P27h-20, LG 27UN850-W, and LG 32UN880-B. Docking Station Conversion: Share one USB-C or Thunderbolt 4 dock between two computers as a Thunderbolt KVM switch. For dual/multi-monitor on Windows, use a USB-C/TB4 dock with MST (macOS supports one display). Compatible with TB4 docks using a detachable host cable: CalDigit TS4/Element Hub, Lenovo Universal TB4 (40B0), Plugable TBT4-UDZ/UDX1, OWC 11-Port Thunderbolt/Thunderbolt Go, Anker 777/778, Satechi TB4 Dock, Kensington SD5780T, Cable Matters TB4 Dock 107054, TB4 Dock Pro INC006. 140W Power Delivery Pass-through Charging: Provides robust power delivery pass-through up to 140W, ensuring fast and efficient charging for your laptops, tablets, and other USB-C devices. With support for pass-through power delivery of up to 140W, this USBC switch not only transfers data at speeds up to USB4 20Gbps but also charges the selected (active) computer when connected to a USB-C / Thunderbolt monitor or a USB-C Power Delivery compatible docking station. Cable Matters 20Gbps USB C Switch for 2 Computers – Share a USB-C or Thunderbolt 4 monitor or docking station between two laptops with this high-performance USB4 switch. Supports up to 8K@30Hz on Windows or 4K@60Hz on macOS, plus blazing-fast 20Gbps data transfer for video, file transfers, and peripherals. Delivers 140W Power Delivery pass-through charging to the active computer, keeping devices powered while in use. Convenient RF remote control allows seamless switching between hosts without extra software. Compatible with USB4, Thunderbolt 4, and Thunderbolt 5 laptops for a clutter-free dual-computer setup.