TP-Link 150M Lite-N Wireless PCI Express Adapter


The TL-WN781ND is designed to provide complete end-to-end wireless performance from the server, or server backbone, to the switch infrastructure and down through to the desktop with the PCI Express connector. TL-WN781ND Wireless N PCI Express (x1) Adapter provides wider compatibility, fitting with any standard PCI Express slot (x1, x2, x8, or x16). Compared with standard PCI network cards, it offers increased bandwidth, reliability and more functionality, allowing you to enjoy a fast and advanced connection.

2 in stock

SKU: SW-111129 Categories: ,


Wireless N -Speed & Range

Complying with IEEE 802.11n standards, TL-WN781ND can easily establish a wireless network and get up to 9X the speed and 4X the range of conventional 11g products. Compared with legacy 54M products, TL-WN781ND delivers considerably enhanced Internet performance.

WPA / WPA2 Encryptions – Advanced Security

TL-WN781ND provides WPA/WPA2 encryptions that are created by the WI-FI Alliance industry group, preventing the wireless network from outside threats.

Quick Setup Security

Compatible with Wi-Fi Protected Setup™ (WPS), TL-WN781ND features the Quick Security Setup (QSS) function, which is ideal for creating a WPA encrypted connection to prevent outside intrusion, and meanwhile maximize the management resources. Not only is this faster than normal security setups but more convenient in that you don’t need to remember a password!

Detachable Antenna

TL-WN781ND features an external antenna that can be rotated and adjusted in different directions to suit various environments. For even more demanding applications, the antenna can be replaced with alternative antennas to improve wireless coverage.

Adopts Align™ technology, with transmit speed up to 150Mbps

Provides PCI Express connector having a wider compatibility with any standard PCI Express slot

Supports QSS function, complying with WPS for worry free wireless security

Supports 64/128/152-bit WEP, WPA /WPA2/WPA-PSK/WPA2-PSK(TKIP/AES), supports IEEE 802.1X

Supports roaming technology, guaranteeing uninterrupted wireless connection

Supports Ad-Hoc/Infrastructure modes

Seamlessly compatible with 802.11n/b/g devices

Supports Windows 2000, Windows XP 32/64bit, Vista 32/64bitl



Interface: PCI Express

Dimensions (WxDxH): 4.8 x 3.1 x 0.8in. (120.8 x 78.5 x 21.5mm)

Antenna Type: Detachable Omni Directional

Antenna Gain: 2dBi


Wireless Standards: IEEE 802.11n, IEEE 802.11g, IEEE 802.11b

Frequency: 2.400-2.4835GHz

Signal Rate:

11n: Up to 150Mbps(dynamic)

11g: Up to 54Mbps(dynamic)

11b: Up to 11Mbps(dynamic)

EIRP: <20dBm(EIRP)

Receive Sensitivity:

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,

Wireless MAC Filtering

Modulation Technology: DBPSK, DQPSK, CCK, OFDM, 16-QAM, 64-QAM


Certification: CE, FCC, RoHS

System Requirements:

Windows 7 (32/64bits)

Windows Vista (32/64bits)

Windows XP (32/64bits)

Windows 2000


Operating Temperature: 0°C ~ 40°C (32°F ~ 104°F)

Storage Temperature: -40°C ~ 70°C (-40°F ~ 158°F)

Operating Humidity: 10% ~ 90% non-condensing

Storage Humidity: 5% ~ 90% non-condensing


1 x TP-Link 150M Lite-N Wireless PCI Express Adapter

1 x Wireless Adapter

1 x Detachable Omni Directional Antenna

1 x Resource CD

1 x Quick Installation Guide

Orders are usually processed within 48 hours of submission.
We are able to arrange shipping to most of Australia.
Please refer to our FAQ page regarding locations that we may not be able to provide delivery.
Our FAQ page is here:
We distribute online only, please do not ask for pick up.


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