£20 off your order Instant finance available Trade in for up to £300 Cashback No Quibble Return Policy

TP-Link TL-WN851ND 300Mbps Wireless N PCI Adaptor TL-WN851ND

Quickfind code: 644813

Try Which? today and get £15 OFF orders over £150!

Which? Logo We are working with Which? to offer you a great deal. Try Which? for £1 and in return you’ll get £15 off orders over £250 when you shop on Laptops Direct. It's quick, easy, and most importantly, you'll save money.

Benefits Member Access
Unlimited access to all member content on which.co.uk, including our Best Buys and Don't Buys which offer
Detailed reviews of our latest products from our Test Labs
Weekly newsletter to keep you up to date with all the latest from Which?
Monthly Which? magazine delivered to your door
Access to consumer legal advice via Which? Legal which offer

Want to take advantage of this offer?

Visit Which? and for £1 you will get a 1 month's trial subscription as well as your £15 off orders over £250 for Laptops Direct. Membership continues after your trial at £10.75 per month.

When will I receive my code?

Usually instantly. As soon as you've taken out your Which? membership you'll receive a welcome email that will contain the promotional code. (Please note in a few cases the email can take up to an hour to arrive, please also check your junk folder.)

When will my voucher code expire?

The code will be valid for 2 days and can only be used once.

How do I use my voucher code?

Once you've received your code simply place an order via our website and enter the code at the basket page.

Please note: Once your trial comes to an end, your membership will continue at £10.75 a month. Remember you can cancel at any time during the trial or when you’re a member. The email can take up to an hour to arrive, please also check your junk folder. If you don't receive an email from Which? please call their Member Services team on 01992 822800.

Was: £28.97     You save: £16
£12.97

See all delivery & collection options

We deliver 6 days a week from 7am - 8pm, including the option of next day and Saturday delivery on 1000’s of products. We offer a range of delivery services for you to choose from, with many allowing you to choose a delivery date. Most of our delivery partners give you delivery time slots on the day of delivery and the ability to track your order. You may also have the option to collect from our Huddersfield or East Midlands stores, or from thousands of nationwide CollectPlus collection points.

Simply enter your postcode below to see your delivery options:

Enter delivery postcode for options and prices:
click to close
Why buy me
  • Wireless N speed up to 300Mbps makes it ideal for video streaming, online gaming and Internet calls
  • 2T2R MIMO delivers greater throughput at range versus conventional 1T1R
  • Supports QSS function, complying with WPS for worry free wireless security
  • Supports 64/128 WEP, WPA /WPA2/WPA-PSK/WPA2-PSK(TKIP/AES), supports IEEE 802.1X
  • Supports Windows 2000, Windows XP 32/64bit, Vista 32/64bit, Windows 7 32/64bit
  • Supports ad-hoc and infrastructure mode
  • Supports Sony PSP X-Link for joyful online gaming for Windows XP
  • Bundled utility provides quick hassle free installation
More Info » Tech Spec »
click
Ways to pay

Ordering from us is easy. We accept all major credit and debit cards, including Visa, MasterCard, Switch, Delta, Maestro, Solo and American Express, as well as Amazon payments and Paypal - making placing an order with us as easy and convenient as possible.

payment options
click

Popular Bundles

Product Information

Tp-Link - 300Mbps Wireless N PCI Adapter - TL-WN851ND

Wireless N PCI Adapter TL-WN851ND allows you to connect a desktop computer to a wireless network and access high-speed Internet connection. Comply with IEEE 802.11n, they provide wireless speed up to 300Mbps, which is beneficial for the online gaming or even HD video streaming.

Features:

  • Wireless N speed up to 300Mbps makes it ideal for video streaming, online gaming and Internet calls
  • 2T2R MIMO™ delivers greater throughput at range versus conventional 1T1R
  • Supports QSS function, complying with WPS for worry free wireless security
  • Supports 64/128 WEP, WPA /WPA2/WPA-PSK/WPA2-PSK(TKIP/AES), supports IEEE 802.1X
  • Supports Windows 2000, Windows XP 32/64bit, Vista 32/64bit, Windows 7 32/64bit
  • Supports ad-hoc and infrastructure mode
  • Supports Sony PSP X-Link for joyful online gaming for Windows XP
  • Bundled utility provides quick & hassle free installation
  • Seamlessly compatible with 802.11n/b/g products

HARDWARE FEATURES:

  • Interface: 32-bit PCI
  • Dimensions: 5.2 x 4.8 x 0.9 in. (133 x 121 x 22mm)
  • Antenna Type: Omni Directional, Detachable (RP-SMA)
  • Antenna Gain: 2 x 2dBi

WIRELESS FEATURES:

  • Wireless Standards: IEEE 802.11n, IEEE 802.11g, IEEE 802.11b
  • Frequency: 2.400-2.4835GHz
  • Signal Rate:
    11n: Up to 300Mbps(dynamic)
    11g: Up to 54Mbps(dynamic)
    11b: Up to 11Mbps(dynamic)
  • EIRP: <20dBm
  • Reception 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
  • Wireless Modes: Ad-Hoc / Infrastructure mode
  • Wireless Security: Support 64/128 bit WEP, WPA-PSK/WPA2-PSK
  • Modulation Technology: DBPSK, DQPSK, CCK, OFDM, 16-QAM, 64-QAM

OTHER SPECIFICATIONS:

  • Certification: CE, FCC, RoHS
  • Package Contents:
    Wireless Adapter
    Resource CD
    Quick Installation Guide
  • System Requirements: Windows 7(32/64bits), Windows Vista(32/64bits), Windows XP(32/64bits), Windows 2000
  • Environment:
    Operating Temperature: 0ºC~40ºC (32ºF~104ºF)
    Storage Temperature: -40ºC~70ºC (-40ºF~158ºF)
    Operating Humidity: 10%~90% non-condensing
    Storage Humidity: 5%~90% non-condensing

 

Tech Spec

Networking
Wireless LAN type 802.11b,802.11g,802.11n
Operating system/software
Compatible operating systems Windows 7(32/64bits), Windows Vista(32/64bits),\r\nWindows XP(32/64bits), Windows 2000
Windows operating systems supported Windows 2000,Windows 2000 Professional,Windows 7 Home Premium,Windows 7 Home Premium x64,Windows 7 Professional,Windows 7 Professional x64,Windows 7 Starter,Windows 7 Starter x64,Windows 7 Ultimate,Windows 7 Ultimate x64,Windows Vista Business,Windows Vis
Operational conditions
Operating relative humidity range 10 - 90
Operating temperature range (T-T) 0 - 40
Storage relative humidity range 5 - 95
Storage temperature range (T-T) -40 - 70
Other features
Compatibility PC
Compatible operating systems Windows 7(32/64bits), Windows Vista(32/64bits),\r\nWindows XP(32/64bits), Windows 2000
Connectivity Technology Wireless
Data transfer rate (max) 300 Mbit/s
Depth 121 mm
Ports & interfaces
Connectivity Technology Wireless
Frequency band 2.400-2.4835
Technical details
Colour of product Multi,Stainless steel
Compatibility PC
Compatible operating systems Windows 7(32/64bits), Windows Vista(32/64bits),\r\nWindows XP(32/64bits), Windows 2000
Connectivity Technology Wireless
Data transfer rate 300 Mbps
Depth 121 mm
Storage relative humidity range 5 - 95
Storage temperature range (T-T) -40 - 70
Width 133 mm
TV Tuner
Internal
Weight & dimensions
Depth 121 mm
Height 22 mm
Technical details
Network ready Network adapter
Operating relative humidity range 10 - 90
Operating temperature range (T-T) 0 - 40
Antenna
Antenna
Gain 2 dBi
Bandwidth
Data transfer rate 300 Mbps
Data transfer rate (max) 300 Mbit/s
Camera
Colour of product Multi,Stainless steel
Interface WLAN
Illumination/Alarms
LED indicators
Power LED
Management features
LED indicators
Other features
Height 22 mm
Host interface PCI
Interface WLAN
Internal
LED indicators
Network ready Network adapter
Networking features IEEE 802.11b
Operating temperature range (T-T) 0 - 40
Ports & interfaces
Host interface PCI
Interface WLAN
Internal
Networking features IEEE 802.11b
Technical details
Receiver sensitivity 270M: -68dBm@10% PER\r\n130M: -68dBm@10% PER\r\n108M: -68dBm@10% PER\r\n54M: -68dBm@10% PER\r\n11M: -85dBm@8% PER\r\n6M: -88dBm@10% PER\r\n1M: -90dBm@8% PER
Certificates
Certification CE, FCC, RoHS
Colour
Colour of product Multi,Stainless steel
Data transmission
Data transfer rate 300 Mbps
Data transfer rate (max) 300 Mbit/s
Modem
Compatibility PC
Connectivity Technology Wireless
Interface WLAN
Networking features IEEE 802.11b
Networking
Connectivity Technology Wireless
Data transfer rate 300 Mbps
Data transfer rate (max) 300 Mbit/s
Frequency band 2.400-2.4835
Internal
Modulation 16-QAM,64-QAM,CCK,DBPSK,DQPSK,OFDM
Network ready Network adapter
Networking features IEEE 802.11b
Networking standards IEEE 802.11b,IEEE 802.11g,IEEE 802.11n
Other features
Power LED
Width 133 mm
System Requirements
Compatibility PC
Compatible operating systems Windows 7(32/64bits), Windows Vista(32/64bits),\r\nWindows XP(32/64bits), Windows 2000
Windows operating systems supported Windows 2000,Windows 2000 Professional,Windows 7 Home Premium,Windows 7 Home Premium x64,Windows 7 Professional,Windows 7 Professional x64,Windows 7 Starter,Windows 7 Starter x64,Windows 7 Ultimate,Windows 7 Ultimate x64,Windows Vista Business,Windows Vis
Technical details
Frequency band 2.400-2.4835
Height 22 mm
Host interface PCI
Interface WLAN
Internal
LED indicators
Weight & dimensions
Width 133 mm
Wireless LAN features
Frequency band 2.400-2.4835
Modulation 16-QAM,64-QAM,CCK,DBPSK,DQPSK,OFDM
Wireless LAN type 802.11b,802.11g,802.11n

Questions & Answers

Customer Reviews

TP-LINK 300MBPS WIRELESS N PCI ADAPTER reviews verified by reevooReevoo

Compatibility
8.7
Performance
8.3
Reliability
8.1
Value for money
8.5
Overall rating
8.4
Scores 8.4 out of 10 based on 63 reviews