Network Card TP-Link TL-WN821N

Name: Network Card TP-Link TL-WN821N TL-WN821N
Brand: TP-LINK
SKU: 19922
Price: 10.99 EUR
Availability: InStock

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Short description

The TP-Link TL-WN821N is a wireless network card with a maximum data transfer rate of 300 Mbit/s. It supports Wi-Fi 4 (802.11n) on the 2.4 GHz band and connects via USB. Compact and easy to use, it is ideal for enhancing your wireless connectivity.

Available at price 10.99 €: 74 pcs.

Total available for order: 77 pcs.

Warranty: 2 Years

SKU: 19922

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Deliver the order:

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to the Customer Service Center at Kengaraga 2b, Riga

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Customer service center

2b. Kengaraga str., Riga, Latvia, LV-1063

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Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!

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From 4.99 € (Weight: 0.20 kg)

Parcel couriers

Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts nodaļa

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From 1.99 €

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Payment Methods:

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Product information

Description

The TP-Link TL-WN821N Wireless N USB Adapter is a compact USB network card that provides wireless connectivity on the 2.4 GHz band with data rates up to 300 Mbps. Compatible with IEEE 802.11n (Draft 2.0), 802.11g and 802.11b standards, the adapter uses MIMO technology and internal intelligent antennas to improve transmission rates, stability and coverage. It connects via USB and is compatible with Windows 2000/XP/Vista.

Advantages

The adapter combines MIMO and CCA (Clear Channel Assessment) technologies to increase throughput and avoid channel conflicts automatically, while QSS (Quick Secure Setup) and support for WEP, WPA/WPA2 and WPA-PSK/WPA2-PSK encryption provide convenient configuration of wireless security. It supports infrastructure and ad-hoc modes and gives priority to latency-sensitive, bandwidth-intensive applications such as voice and video to help maintain quality during streaming or calls.

Suitable for

Adding or upgrading Wi‑Fi to a desktop or laptop via USB
Home or small office wireless internet access on the 2.4 GHz band
Streaming voice and video where stable connection and prioritization are needed
Connecting legacy systems that require 802.11b/g/n compatibility

Key specifications

Networking standards: IEEE 802.11n (Draft 2.0), 802.11g, 802.11b
Maximum data transfer rate: up to 300 Mbps
Frequency band: 2.4 GHz
Interface: USB
Antennas: internal intelligent antennas, MIMO technology
Security: 64/128-bit WEP, WPA/WPA2, WPA-PSK/WPA2-PSK, WPS/QSS, IEEE 802.1X
Operation modes: Infrastructure and Ad-Hoc
OS support: Windows 2000 / XP / Vista
Colour: White, Black

How to use

Plug the TL-WN821N into an available USB port on your computer, install the provided drivers or download the latest drivers from the TP‑Link website, then select the desired wireless network from your operating system’s network manager. Use QSS/WPS or manual configuration to connect securely; if necessary, choose the appropriate encryption method (WEP, WPA/WPA2) and enter the network key. For ad-hoc connections, switch the adapter to Ad-Hoc mode in the configuration utility.

Usage recommendations

Place the adapter where it has minimal obstructions and away from sources of interference on the 2.4 GHz band (microwaves, cordless phones, Bluetooth devices). For best performance, keep device drivers up to date and select a less congested channel using the adapter’s channel selection/CCA feature.

Specifications

Connectivity technology:: Wireless
Interface:: WLAN
Host interface:: USB
Maximum data transfer rate:: 300 Mbit/s
Networking standards:: IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Product colour:: White, Black

All features

Wi-Fi standards:: Wi-Fi 4 (802.11n), 802.11g, 802.11b
Component for:: PC/Laptop
Operating modes:: Infrastructure mode
Resource CD:: Yes
Harmonized System (HS) code:: 85176990
Transmitting power (FCC):: 20
Transmitting power (CE):: 20
Sustainability compliance:: Yes
Sustainability certificates:: CE, Federal Communications Commission (FCC), RoHS
Antenna design:: Internal

Ports & interfaces

Connectivity technology:: Wireless
Interface:: WLAN
Host interface:: USB
Internal:: No

Bandwidth

Maximum data transfer rate:: 300 Mbit/s

Network

Networking standards:: IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Modulation:: CCK, OFDM, DQPSK, DBPSK, 64-QAM, 16-QAM
WPS push button:: Yes

Protocols

Supported network protocols:: CSMA/CA, ACK

Wireless LAN features

Wi-Fi:: Yes
Wi-Fi band:: Single-band (2.4 GHz)
Top Wi-Fi standard:: Wi-Fi 4 (802.11n)
WLAN data transfer rates supported:: 54, 300, 11

Antenna

Antenna:: Yes
Frequency range:: 2.4 - 2.4835

Performance

Windows operating systems supported:: Windows 8 x64, Windows 7 Enterprise x64, Windows 7 Home Basic x64, Windows 10 Pro x64, Windows XP Home x64, Windows 8 Pro x64, Windows 7 Home Basic, Windows 10 Pro, Windows XP Home, Windows 8 Pro, Windows XP Professional, Windows 10 x64, Windows 7 Home Premium, Windows 8.1, Windows XP Professional x64, Windows 7 Home Premium x64, Windows 8.1 Enterprise, Windows 7 Professional, Windows 8.1 Enterprise x64, Windows 10 Home, Windows XP, Windows 7 Professional x64, Windows 8.1 Pro, Windows 10, Windows 7 Starter, Windows 8.1 Pro x64, Windows 10 Education, Windows 7 Starter x64, Windows 8.1 x64, Windows 10 Education x64, Windows 7 Ultimate, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 7 Ultimate x64, Windows 10 IoT Enterprise, Windows 8 Enterprise x64, Windows 7 Enterprise, Windows 10 IOT Core, Windows 8 Enterprise, Windows 7, Windows 10 Home x64, Windows 8, Windows 7 x64
Mac operating systems supported:: Mac OS X 10.15 Catalina
Linux operating systems supported:: Y

Design

Product colour:: White, Black

Weight & dimensions

Package weight:: 150 g
Height:: 12 mm
Width:: 86 mm
Depth:: 26 mm
Package depth:: 137 mm
Package height:: 42 mm
Package width:: 148 mm

Power

USB powered:: Yes

Operational conditions

Operating relative humidity (H-H):: 10 - 90
Storage temperature (T-T):: -40 - 70
Operating temperature (T-T):: 0 - 40
Storage relative humidity (H-H):: 5 - 95

Packaging content

Cables included:: USB
Quick start guide:: Yes
Quick installation guide:: Yes

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Warehouse	Stock	Delivery to the store	Store Price
WH360	74	Friday Best delivery	10.99 € Best price
EU16	3	01.07.2026	12.49 €

10.99 €

Stock: 74

Delivery Date: Friday Best delivery

Warehouse: WH360

12.49 €

Stock: 3

Delivery Date: 01.07.2026

Warehouse: EU16

Customer reviews

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Customer questions

FAQ

How much does the Network Card TP-Link TL-WN821N cost, and is it available for purchase?

The price is 10.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 77 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 Friday 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 TP-LINK 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 TP-LINK 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

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.

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