This 13-port Sonnet dock connects to Thunderbolt 4/3, USB4 and full-featured USB-C laptops over a single cable and delivers 100W of charging back to the host. It drives up to three 4K@60Hz displays across its three HDMI 2.0 and three DisplayPort 1.2 outputs (pick three connectors total), with the third screen handled via DisplayLink. A UHS-II SD slot reads up to 320 MB/s, and four USB-A and a front 20W USB-C round out the I/O.
Device Information
- Manufacturer
- Sonnet
- Release Year
- 2022
- Model Number
- ECHO-DK3M-TB
- Category
- Dock / Hub
Source: manufacturer product page · Last updated: · How we verify port data →
Available Ports
| Connector | Quantity | Power (PD) | Capabilities | Label | Notes |
|---|---|---|---|---|---|
| USB Type-C (USB 3.2 Gen 2) | 1 | 100 W | DP Alt Mode | USB-C Computer/Charging (rear) | Host connection; 100W Power Delivery; carries DP Alt Mode video |
| HDMI 2.0b (Type A – Standard) | 3 | — | — | HDMI display out | Up to 4K@60Hz; three displays max total across HDMI + DisplayPort |
| DisplayPort 1.2 | 3 | — | — | DisplayPort display out | Up to 4K@60Hz; three displays max total across HDMI + DisplayPort |
| USB Type-C (USB 3.2 Gen 2) | 1 | 20 W | — | USB-C front (20W charging) | 10Gbps data plus 20W charging |
| USB Type-A (USB 3.2 Gen 1) | 4 | — | — | USB-A (5Gbps) | 7.5W each |
| RJ-45 (Gigabit Ethernet) | 1 | — | — | Ethernet | Gigabit |
| SD Card Slot (UHS-II) | 1 | — | — | SD card reader | UHS-II, up to 320 MB/s |
| 3.5mm TRS (Stereo Audio) | 2 | — | — | 3.5mm headphone out + microphone in | Separate headphone and mic jacks |
Notes & Compatibility
Marketed by Sonnet as the Echo 13 Triple 4K Display Dock; connects to Thunderbolt 4/3, USB4 and USB-C (DP Alt) hosts. Third 4K display is driven via DisplayLink. Ships with an external power supply (DC barrel inlet, not modeled).