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Black PCI Express Wi-Fi card with two detachable antennas

TP-Link

TP-Link TL-WN881ND PCI Express Wi-Fi adapter 300 Mbps

SKU CH-AC0S-Q6K05 MPN TL-WN881ND

A PCI Express wireless adapter delivering up to 300 Mbps on the 2.4 GHz band with detachable antennas and WPS security

  • TypePCIE Wi-Fi Adapter
  • ColorBlack
  • StandardsIEEE 802.11b/g/n
  • Wireless Data RatesUp to 300Mbps
  • SecuritySupport 64/128 bit WEP, WPA-PSK/WPA2-PSK
  • InterfacePCI Express x1

Color Black

Class N300

Type 1-Pack

  • Wireless N speed up to 300Mbps for smooth video streaming and online gaming
  • MIMO technology gives stronger signal penetration and wider wireless coverage
  • Detachable RP-SMA antennas let you position or upgrade for better reception
  • WPS button creates a secured wireless link with one push
  • PCI Express x1 interface fits modern desktop motherboards

PCI Express x1 wireless adapter

The TP-Link TL-WN881ND is a PCI Express x1 wireless adapter that adds IEEE 802.11b/g/n connectivity to a desktop computer. It delivers wireless data rates up to 300 Mbps on the 2.4 GHz band and includes two detachable RP-SMA antennas for flexible placement. The card supports WPA/WPA2 encryption and WPS for quick setup. It is suited for users who need basic wireless access for streaming, calls or light gaming.

Passive cooling and low power draw

The adapter has no fan and relies on passive cooling, so it adds no audible noise to the system. Operating temperature is rated from 0 °C to 40 °C and humidity from 10 % to 90 % non-condensing. Power consumption is minimal, drawing only what the PCI Express slot supplies. No external power connector or additional case airflow is required for normal operation.

Fits any x1 slot and frees USB ports

The card installs in any available PCI Express x1 slot and ships with a low-profile bracket for small-form-factor cases. Two detachable antennas can be positioned for best signal or replaced with higher-gain models using the RP-SMA connectors. Driver support covers Windows 10 down to Windows 7 and Linux kernels 2.6.24 to 4.1. Using this adapter leaves USB ports free for peripherals. Builders needing 5 GHz band or Bluetooth must choose a different card.

Highlights

  • Wireless N speed up to 300Mbps for smooth video streaming and online gaming
  • MIMO technology gives stronger signal penetration and wider wireless coverage
  • Detachable RP-SMA antennas let you position or upgrade for better reception
  • WPS button creates a secured wireless link with one push
  • PCI Express x1 interface fits modern desktop motherboards

Specifications

BrandTP-Link
ModelTL-WN881ND
TypePCIE Wi-Fi Adapter
ColorBlack
StandardsIEEE 802.11b/g/n
Wireless Data RatesUp to 300Mbps
SecuritySupport 64/128 bit WEP, WPA-PSK/WPA2-PSK
InterfacePCI Express x1
Frequency Band2.4 GHz - 2.4835 GHz
ModulationDBPSK, DQPSK, CCK, OFDM, 16-QAM, 64-QAM
Transmitted Power270M: -68dBm@10% PER
130M: -68dBm@10% PER
108M: -73dBm@10% PER
54M: -73dBm@10% PER
11M: -89dBm@8% PER
6M: -87dBm@10% PER
1M: -90dBm@8% PER
AntennaDetachable Omni Directional (RP-SMA)
System RequirementsWindows 10/8.1/8/7(32/64bits), Linux 2.6.24~4.1
FeaturesWireless N speed up to 300Mbps makes it ideal for video streaming, online gaming and Internet calls
MIMO technology with stronger signal penetration strength, wider wireless coverage, providing better performance and stability
Easily setup a highly secured wireless link with WPS (Wi-Fi Protected Setup)
Dimensions4.80" x 3.10" x 0.80"
Weight0.25 lb.
Temperature0°C - 40°C (32°F - 104°F)
Humidity10% - 90%, Non-Condensing
Package ContentsWireless Adapter
2 x Detachable Omni directional antenna
Resource CD
Quick Installation Guide
Shipping weight0.21 kg
Package size208 × 147 × 43 mm

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Questions about this item

How do I install the TL-WN881ND in a desktop PC, and what step is often missed?

Insert the card into a free PCI Express x1 slot, attach the two RP-SMA antennas, then run the driver from the resource CD or download it for Windows 10/8.1/8/7 or Linux 2.6.24~4.1 before expecting a connection.

What part of the TL-WN881ND will need replacement first?

The two detachable omni-directional RP-SMA antennas are the only user-serviceable parts; if one is damaged or the connector loosens, replace that antenna.

What thermal limit appears first during sustained use of the TL-WN881ND?

The adapter is rated for 0°C to 40°C operating temperature; exceeding 40°C will trigger throttling or shutdown before any other limit is reached.

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