# Sonnet Echo 20 Thunderbolt 4 SuperDock Wired Black 100W Power Delivery 2500 Mbit/s

**URL:** https://aio.lv/en/product--sonnet-echo-dk20-t4--10738239
**Data updated:** 2026-01-03 12:51 (EET)
**Category:** Docking Stations
**Manufacturer:** Sonnet
**Manufacturer code:** ECHO-DK20-T4
**EAN:** 0732311013607
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 416.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 344.21 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sonnet-echo-dk20-t4--10738239

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 4.99 EUR |

## Summary description

The Sonnet Echo 20 Thunderbolt 4 SuperDock features wired connectivity with a Thunderbolt host interface, delivering up to 100W power. It supports Ethernet LAN data rates of 2500 Mbit/s and is compatible with SD memory cards. The dock has a cable length of 0.7 m and is designed for efficient data transfer and device charging.

## Long description

The Sonnet Echo 20 Thunderbolt 4 SuperDock is a wired docking station that expands a computer’s connectivity with Thunderbolt 4 performance, up to 100W power delivery, an internal M.2 NVMe SSD slot, HDMI display output, 2.5 Gigabit Ethernet, multiple high-speed USB ports, SD card reader, and dedicated RCA audio outputs. It connects to a computer with a single Thunderbolt cable (0.7 m included) and is compatible with Apple M series Macs, Thunderbolt 3 Intel Macs, Thunderbolt 3/4 and USB4 Windows systems, Thunderbolt 4/USB4 Chromebooks, and M series iPad Pro.
Advantages
The Echo 20 SuperDock consolidates power, storage expansion, networking, and peripheral connections into one device, enabling a single-cable workflow with up to 100W charging to the host computer. It offers an internal M.2 NVMe slot for up to 8TB of additional storage (SSD sold separately), a built-in HDMI port for direct display connection, and a 2.5 Gb/s Ethernet interface that delivers faster transfers over existing Cat5e or better cabling. Four USB-A and four USB-C ports provide 10Gbps USB 3.2 Gen 2 speeds with up to 7.5W per port; the dock also includes an SD UHS-II card reader, stereo RCA outputs, and security features such as a Thunderbolt 4 cable with ThunderLok 4 retainer and Kensington Lock compatibility.
Suitable for
Professionals who need multiple displays and high-speed peripheral connections
Photographers and videographers who require fast SD card and NVMe SSD transfers
Home and small office users who want faster-than-gigabit Ethernet without rewiring
Laptop users who prefer a single-cable docking and 100W charging
Key specifications
Host interface: Thunderbolt 4 (includes Thunderbolt 4 cable, 0.7 m)
Power Delivery: up to 100W to computer via rear Computer/Charging port
Internal SSD: M.2 NVMe slot, supports up to 8TB (SSD sold separately); transfer rates up to ~800 MB/s
Ethernet: 2.5 Gigabit Ethernet (2500 Mbit/s); backward compatible with 1Gb/s and 100Mb/s
Video outputs: 1× HDMI onboard; Thunderbolt ports support single up to 8K or dual 6K @60Hz depending on host capabilities
USB: 4× USB-A (USB 3.2 Gen 2, 10Gbps, up to 7.5W each), 4× USB-C (USB 3.2 Gen 2, 10Gbps, Type-C charging supported)
Media reader: UHS-II SD card slot (up to 320 MB/s read)
Audio: stereo RCA outputs
Security: ThunderLok 4 retainer included; Kensington Lock slot ready
Colour: Black
How to use
Place the Echo 20 SuperDock on a stable surface and connect it to your computer using the supplied Thunderbolt 4 cable. Install an M.2 NVMe SSD by removing the two screws on the bottom panel, inserting the SSD into the internal slot, and reinstalling the cover. Connect monitors to the onboard HDMI port or to the Thunderbolt/USB-C ports as supported by your host. Attach USB peripherals, an Ethernet cable, SD cards, and RCA audio cables as needed. The dock will provide power to the connected laptop (up to 100W) and supply up to 15W on downstream Thunderbolt ports and up to 7.5W on each USB port for bus-powered devices.
Usage recommendations
For best network performance use Cat5e or higher cabling and a 2.5Gb Ethernet-capable switch or NAS. Choose an M.2 NVMe SSD that is listed as compatible in Sonnet’s NVMe SSD compatibility documentation. When using multiple high-bandwidth devices and displays, verify your computer’s Thunderbolt/USB4 video and bandwidth capabilities to ensure the desired multi-display and throughput configuration.

## Specifications

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wired |
| Ethernet LAN (RJ-45) ports | 1 |
| Microphone in | Yes |
| DC-in jack | Yes |
| Host interface | Thunderbolt |
| HDMI ports quantity | 1 |
| Headphone connectivity | 3.5 mm |
| HDMI version | 2.1 |
| Combo headphone/mic port | Yes |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 4 |
| USB Power Delivery (USB PD) | Yes |
| USB Power Delivery up to | 100 W |
| Thunderbolt 4 ports quantity | 3 |

### Network

| Feature | Value |
|---|---|
| Ethernet LAN | Yes |
| Ethernet LAN data rates | 2500 |

### Performance

| Feature | Value |
|---|---|
| Compatible memory cards | SD |
| Compatibility | Apple M series Macs; Thunderbolt 3 Intel Macs; Thunderbolt 3/4 and USB4 Windows computers; Thunderbolt 4 and USB4 Chromebook; and M series iPad Pro |
| Cable lock slot | Yes |
| Product colour | Black |
| Hot-Plug support | Yes |
| Built-in speaker(s) | No |
| Card reader integrated | Yes |
| SSD interface | M.2 |
| Charging function | Yes |
| Cable lock slot type | Kensington |
| Built-in SSD | Yes |
| Supported SSD sizes | M.2 |

### Other features

| Feature | Value |
|---|---|
| Cable length | 0.7 m |

### Packaging content

| Feature | Value |
|---|---|
| AC adapter included | Yes |

### Cooling

| Feature | Value |
|---|---|
| Built-in fan | No |

## FAQ

### How much does the Sonnet Echo 20 Thunderbolt 4 SuperDock cost, and is it available for purchase?

The price is 416.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 15 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 29.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Sonnet Echo 20 Thunderbolt 4 SuperDock be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Sonnet products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Sonnet service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: usb 3.2 gen 2 (3.1 gen 2) type-a ports quantity, connectivity technology, hdmi ports quantity, ethernet lan (rj-45) ports, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/10738239/65710249_large.webp