China (Mainland)
Contact Seller
Contact Now
Home > Store Home > Products > Network Card

TP-LINK TL-WN821N Wireless N300 USB Adapter, 300Mbps, w/WPS Button IEEE 802.1b/g/n, WEP, WPA/WPA2

US $22.59 / piece
Bulk Price
10% off (10 pieces or more)

Sorry, this item is no longer available!

Click to view more Network Cards products
You can:

Item specifics

Products Status:
Brand Name:
Interface Type:
Transmission Rate:
Wireless Protocol:
Model Number:

Product Description



The TL-WN821N Wireless N USB Adapter is designed to provide unrivaled high speed wireless performance for your computer. Faster load times, downloading, gaming, and videos are right at your fingertips with this adapter.

The adapter employs MIMO technology and has internal Intelligent antennas, providing even better wireless performance, transmission rates, stability and coverage. At the same time, CCA technology automatically avoids channel conflicts using a channel selection feature.

The TL-WN821N supports QSS function, which can help you create a wireless connection with effortless security setup, to prevent outside intrusion and protect your personal information from being exposed. Simply press a button to activate, and no password to remember!

This product can also simultaneously operate bandwidth intensive applications such as voice and video. Applications using a lot of bandwidth that are sensitive to interruptions such as voice and video applications are given priority in order to assure quality. It also works well with other 11g and 11n protocol wireless products. 

Featuring high performance transmission rates, simple installation and adaptability, as well as strong security, the TL-WN821N Wireless N USB Adapter is a perfect solution for small office and home needs. 

  • Ideal for Online Gaming, Video Streaming, Internet Calls
  • MMO Technology for Stronger Penetration Strength, Wider Coverage Area
  • Wireless N Speed up to 300Mbps
  • Quick & Easy Installation
  • Convenient Quick Security Setup (QSS)
  • Compatible with 802.11n/b/g Devices
  • Supports Ad-Hoc (Peer-to-Peer) & Infrastructure (Access Point) Modes
  • Supports Sony PSP X-link
  • One Year Warranty

  • Meets IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, CSMA/CA with ACK Standards
  • Frequency Range: 2.4-2.4835GHz
  • Wireless Transmit Power: 20dBm(MAX)
  • Modulation Type: DBPSK/DQPSK/OFDM/CCK/16-QAM/64-QAM
  • Security: 64/128 bit WEP, WPA-PSK/WPA2-PSK
  • Support Operating System: Windows 2000/XP/Vista/7
  • USB 2.0 Interface
  • Internal Omni-directional Antennas
  • CE Certified
  • FCC Certified
  • RoHS Compliant
  • Operating temperature: 0C~40C (3F~10F)
  • Storage temperature: -40C~70C (-4F~15F)
  • Relative humidity: 10% ~ 90%, non condensation
  • Storage Humidity: 5%~95% non-condensing
  • Dimensions: 3.7 x 1.0 x 0.4in. (93.5 x 26 x 11mm)

Wireless Signal Rates with Automatic Fallback
  • 11n: Up to 300Mbps(dynamic)
  • 11g: Up to 54Mbps(dynamic)
  • 11b: Up to 11Mbps(dynamic)

Receiver Sensitivity
  • 270M: -68dBm@10% PER
  • 130M: -68dBm@10% PER
  • 108M: -68dBm@10% PER
  • 54M: -68dBm@10% PER
  • 11M: -85dBm@8% PER
  • 6M: -88dBm@10% PER
  • 1M: -90dBm@8% PER

Package Includes
  • Wireless Adapter
  • Resource CD
  • Quick Installation Guide


Packaging Details

Unit Type:
Package Weight:
0.260kg (0.57lb.)
Package Size:
10cm x 8cm x 6cm (3.94in x 3.15in x 2.36in)


Calculate your shipping cost by country/region and quantity.
Ship to:

Packaging Details

Unit Type:
Package Weight:
0.260kg (0.57lb.)
Package Size:
10cm x 8cm x 6cm (3.94in x 3.15in x 2.36in)


Our Buyer Protection ONLY protects Payment Methods on AliExpress as below:
  • Bank Transfer
  • QIWI
  • webmoney
  • Boleto
  • Yandex
  • Doku
Report item

Store Categories

Service Center

Top Selling

Company Info - Partnerships

Online Shopping - Buy - Sell - All Promotions - My Orders - Help - Site Map - Customer Service - About AliExpress - Mobile Site

Browse Alphabetically: All Popular, Wholesale Product, Promotion, Price, Cheap, Compare, Reviews, Dollar Deals
French, German, Italian, Japanese, Korea, Netherlands, Portuguese, Russian, Spanish, Arabic, Thai, Turkish, Vietnamese, Hebrew

Alibaba Group | Taobao Marketplace | Tmall.com | Juhuasuan | AliExpress | Alibaba.com | 1688.com | Alimama | Alibaba Cloud Computing | YunOS | AliTelecom | HiChina | Taobao Travel | Xiami | Laiwang | Alipay

Product Listing Policy - Intellectual Property Policy and Infringement Claims - Privacy Policy - Terms of Use - Safe Trading Tips - Report Intellectual Property Right Infringement