# Wireless USB Network Adapter Cudy WU1400 Dual-band Wi‑Fi 5 (802.11ac), up to 867 Mbit/s, external antenna, USB 2.0/3.2 Gen1

**URL:** https://aio.lv/en/product--cudy-wu1400--7027897
**Data updated:** 2026-01-21 10:59 (EET)
**Category:** Network Cards
**Manufacturer:** Cudy
**Manufacturer code:** WU1400
**EAN:** 6971690791230
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 11.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--cudy-wu1400--7027897

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

Cudy WU1400 is a USB wireless network adapter for PC and laptop that supports Dual‑band Wi‑Fi (2.4/5 GHz) and Wi‑Fi 5 (802.11ac) with maximum throughput up to 867 Mbit/s. It features an external antenna (max 5 dBi), straight USB connector compatible with USB 2.0 and 3.2 Gen1, and works with Windows 8 and macOS. Supplied in a box with manual and resource CD. Not waterproof.

## Long description

The Cudy WU1400 is a compact USB wireless network card that supports Wi‑Fi 5 (802.11ac) and dual‑band operation on 2.4 GHz and 5 GHz. It delivers up to 867 Mbit/s on the 5 GHz band while providing extended range on 2.4 GHz. The adapter features high‑gain antennas to improve signal sensitivity and penetration through walls and connects to PCs and laptops via USB. Compatible with Windows (7/8/8.1/10), macOS and Linux, the WU1400 is designed for higher‑speed internet, streaming and online gaming when an internal Wi‑Fi adapter is absent or underperforming.
Advantages
The dual‑band design gives flexibility between long‑range 2.4 GHz connections and high‑speed 5 GHz links reaching up to 867 Mbit/s. High‑gain antennas increase reception sensitivity for more reliable connections over longer distances and better wall penetration. USB power and a compact black housing make the card easy to install and transport. Broad OS support includes Windows, macOS and Linux.
Suitable for
Desktop PCs or laptops without a functioning internal Wi‑Fi adapter
Streaming HD video and online gaming on the 5 GHz band
General web browsing and devices requiring extended wireless range on 2.4 GHz
Key specifications
Model: Cudy WU1400
Wireless standard: IEEE 802.11ac (Wi‑Fi 5), also backward compatible with 802.11a/b/g/n
Dual‑band: 2.4 GHz and 5 GHz
Maximum data rate: 867 Mbit/s (5 GHz)
Interface: USB
Colour: Black
How to use
Plug the Cudy WU1400 into an available USB port on your computer. Install the appropriate drivers for your operating system if they do not install automatically. Place the adapter where the antennas have a clear line or good angle toward the router to improve reception. After driver installation, select the desired 2.4 GHz or 5 GHz network in your system’s Wi‑Fi settings and connect using your network credentials.
Usage recommendations
For the best performance while streaming or gaming, connect to the 5 GHz band and position the adapter to minimize obstructions. Use the 2.4 GHz band when you need greater range or better penetration through walls. Keep drivers updated for compatibility and performance improvements.

## Specifications

| Feature | Value |
|---|---|
| Wi-Fi standards | Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n), 802.11g, 802.11b, 802.11a |
| Antenna gain level (max) | 5 dBi |
| Component for | PC/Laptop |
| Quantity per pack | 1 pc(s) |
| Resource CD | Yes |
| Antenna design | External |
| USB connector form factor | Straight |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wireless |
| Interface | WLAN |
| Host interface | USB |
| Internal | No |
| USB version | 2.0/3.2 Gen 1 (3.1 Gen 1) |

### Bandwidth

| Feature | Value |
|---|---|
| Maximum data transfer rate | 867 Mbit/s |

### Network

| Feature | Value |
|---|---|
| Networking standards | IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, IEEE 802.11ac, IEEE 802.11a |

### Wireless LAN features

| Feature | Value |
|---|---|
| Wi-Fi | Yes |
| Wi-Fi band | Dual-band (2.4 GHz / 5 GHz) |
| Top Wi-Fi standard | Wi-Fi 5 (802.11ac) |
| WLAN data transfer rates supported | 400, 867 |

### Antenna

| Feature | Value |
|---|---|
| Antenna | Yes |
| Frequency range | 2.4 - 5 |

### Performance

| Feature | Value |
|---|---|
| Windows operating systems supported | Windows 10, Windows 7, Windows 8, Windows 8.1 |
| Mac operating systems supported | MacOS |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |

### Power

| Feature | Value |
|---|---|
| USB powered | Yes |

### Packaging content

| Feature | Value |
|---|---|
| Manual | Yes |
| Package type | Box |

## FAQ

### How much does the Cudy WU1400 USB Wi‑Fi 5 Adapter 867 Mbit/s cost, and is it available for purchase?

The price is 14.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 110 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 30.06.2026 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. All transactions are 100% secure and encrypted.

### 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 Cudy 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 Cudy 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: connectivity technology, interface, host interface, maximum data transfer rate, networking standards, 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.

### Where can I download the instructions for Cudy WU1400 USB Wi‑Fi 5 Adapter 867 Mbit/s?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/7027897/54742309_large.webp