TP-LINK / 普通 TL-WN781N 150M Desktop PC PCI-E Wireless LAN wifi Built-in

TP-LINK / 普通 TL-WN781N 150M Desktop PC PCI-E Wireless LAN wifi Built-in

Product description:

Product parameters:

  • Product Name: TP-LINK TL-WN781N
  • Brand: TP-Link / 普联 技术
  • Model: TL-WN781N
  • Condition: New
  • Wireless: Wired
  • NIC jack: MINI-PCI
  • Transmission speed: 150Mbps
  • Applicable network type: Ethernet
  • After-sales service: Genius

150M wireless PCI-E network card

  • 11N wireless technology, 150Mbps wireless speed
  • CCA technology to enhance wireless stability and expand wireless coverage
  • QSS fast security settings, more secure wireless network, set more convenient
  • Support analog AP (Soft AP) function, access to the Internet can be used as a wireless AP for mobile phones, Pad Internet

Powerful wireless performance

TL-WN781N uses 11N wireless technology, wireless transmission rate up to 150Mbps. Compared to the traditional 54Mbps 11G products, with higher wireless bandwidth, so that LAN data transmission more efficient, can effectively reduce network latency, voice, Online games, on-demand more smoothly.

The TL-WN781N also uses the CCA (Clear Channel Assessment) channel detection technology to automatically adjust the bandwidth mode to avoid channel interference and to stabilize the wireless signal when the surrounding wireless signal interference is detected.When the interference disappears, But also automatically bundled idle channel, take full advantage of channel bundling to enhance wireless performance.

All-round security

The TL-WN781N supports WPA-PSK / WPA2-PSK, WPA / WPA2 security, and WEP encryption to protect the wireless network from infringement and misappropriation.

The TL-WN781N has QSS fast security setting function and conforms to the WPS standard.When used with QSS or WPS wireless router, only need to input the router's PIN code on the computer to complete the WPA2 level which is more secure than the traditional WEP encryption Wireless secure connection, no need to remember the complex password.

Analog AP function, access to the Internet computer, you can use as a wireless AP, for mobile phones, Pad Internet

Plug the TL-WN781N into a PC that can access the Internet and enable the Soft AP function. In this case, it is equivalent to a wireless AP, which can support other wireless devices such as notebooks, mobile phones, and pad devices.

Hardware specifications

Wireless characteristics

Software features


  • PCI-E 2.0


  • External fixed omnidirectional antenna


  • 120.8 mm x 78.5 mm x 21.5 mm

Use of the environment

  • Operating temperature: 0 ° C to 40 ° C (32 ° F to 104 ° F)
  • Storage Temperature: -20 ° C to 70 ° C (-4 ° F to 158 ° F)
  • Humidity: 10% ~ 95% RH non-condensing

Package Contents

  • 11N wireless PCI-E network card TL-WN781N
  • Drive the disc
  • User Manual
  • Warranty Card
  • Description of toxic and hazardous substances

Follow the standard

  • IEEE 802.11n; IEEE 802.11g; IEEE 802.11b

Transmission rate

  • 11b: 1/2 / 5.5 / 11 Mbps
  • 11g: 6/9/12/18/24/36/48 / 54Mbps
  • 11n: up to 150Mbps

Frequency Range

  • 2.4 to 2.4835 GHz

Working channel

  • 1~ 13

Transmission power

  • 20dBm (Max)

Security features

  • WPA / WPA2
  • 64/128/152 bits WEP encryption
  • QSS Quick Security Settings
Other functions
  • Analog AP function (only Win7, Win8 support)

Operating system support

  • Windows 2000 / XP / XP64 / Vista / Vista64;
  • Windows 7 / Windows 7 x64
  • Windows 8 / Windows 8 x64

Note: In order to obtain better system compatibility, we recommend that you install the latest system upgrade patch