The home office journal / Practical decisions
One cable starts with a compatibility check.
Match a dock to your computer, displays, charging needs, and peripherals.
By Office Home Supply editorial · Updated 2026-10-10 · 3 minute read
Write down your laptop model, operating system, display models, and the ports you need before shopping for a dock. Treat the laptop's own specifications as the starting point. Connector shape alone is not enough evidence that every feature of a dock will be available.
The CalDigit TS4 illustrates why this matters. Its manufacturer lists 18 ports and up to 98W host charging, but explains that functionality depends on the connected computer or tablet. The USB-A and ordinary USB-C data ports on this model cannot drive monitors; displays use its appropriate display or Thunderbolt connections.
Check the manufacturer's compatibility table for your precise host, the number of external displays, resolutions, refresh rates, adapters, and cable requirements. Compare available charging power with what your laptop needs. A port-rich dock can still leave a specific workflow unsupported.
Our planning suggestion is to make a connection map: laptop to dock, dock to each display, and dock to each peripheral. Keep a free port for occasional accessories. Office Home Supply has not tested this dock or verified today's price and stock.
Make a connection map
Draw the route from laptop to dock to each monitor, then list the keyboard, mouse, storage, network and charging connections separately. Write the exact computer model and operating system at the beginning of the map. Two USB-C-shaped sockets may have different capabilities. A dock that has a display output still depends on the host's supported video connection, the selected cable and the screen's supported input. Check the entire route rather than buying an adapter for only one connector.
Power is a separate decision
CalDigit lists up to 98W host charging for TS4. That figure describes the dock's stated capability, not the charging result for every laptop. Compare it with the computer manufacturer's requirements for your intended workload. Record whether the dock uses its own power supply and whether the correct host cable is supplied. An externally powered dock does not mean every connected peripheral has unlimited available power.
Test a simple setup first
Start with one display and the required input devices. Confirm a stable image and charging behavior, then add the other connections one at a time. If a second screen fails, check the computer's supported display count and the dock's documented operating-system behavior before replacing the monitor. Record resolution and refresh rate for the actual arrangement. Manufacturer port counts are useful inventory information, but they are not a promise that every port and display can deliver its maximum advertised capability simultaneously.
Sources & further reading
Original planning analysis based on the cited specifications. We do not claim hands-on testing. Confirm manufacturer compatibility and follow the supplied instructions.