Vantrel DK-3981 Ultra USB-C 10Gbps Dock (85W)
Thunderbolt & USB4 Docks · Vantrel · SKU DK3981-ULTRA · Released 2021 · Updated 2026-10-21
Key facts
| Benchmark index | 3,678 (Thunderbolt & USB4 Docks scale) |
|---|---|
| Category rank | #39,267 |
| Street price | $189 |
| Power | 115 W |
| Performance per dollar | 19.46 |
| Released | 2021 |
Specifications
| Brand | Vantrel |
|---|---|
| Model | Vantrel DK-3981 Ultra |
| Host connection | USB-C 3.2 Gen 2 (10Gbps), DP Alt Mode |
| Host charging | 85 W USB Power Delivery |
| Displays | 1× 4K 60 Hz |
| Downstream Thunderbolt/USB4 | None |
| USB-A | 2× 10Gbps, 1× 5Gbps |
| Ethernet | 1GbE |
| Card reader | SD 4.0 UHS-II |
| Audio | 3.5 mm combo jack |
| Power supply | 115 W external |
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Cite this page: Hardware Spec Index, “Vantrel DK-3981 Ultra USB-C 10Gbps Dock (85W)”, https://vextor7.com/item/6537486 (accessed 2026-10-21).