They support dual 4K displays (up to 4096 × 2160) at 60 Hz on two monitors over the single Thunderbolt 3 connection.
There are model options: one model provides dual DisplayPort outputs and another provides dual HDMI outputs, so you can choose DisplayPort or HDMI for dual‑monitor setups.
Common additional ports include Gigabit Ethernet (GbE) and one or more USB‑A ports; the exact number of USB‑A ports varies by model (examples show 1× or 2× USB‑A).
They are bus‑powered via the Thunderbolt 3 connection and do not require an external power adapter.
The attached Thunderbolt 3 cable is listed as 28 cm (approximately 11 inches).
These mini docks are described as compact and lightweight, with dimensions varying by model. Example measurements include heights of about 1.3–1.5 in, widths of 4.55–5.9 in, depths of 6.0–8.25 in, and a listed weight around 0.6 lb.
The docks use Thunderbolt 3, which provides up to 40 Gbps of throughput.
Some listings mention included utilities such as a MAC Address Changer, USB Event Monitoring, Windows Layout, and Wi‑Fi Auto Switch tools; availability may vary by product listing.