The TP-LINK TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter allows you to connect a desktop computer to a wireless network and access high-speed Internet connection. Using Align TM 1-stream technology based on 802.11N technology, TL-WN781ND provides a better wireless signal than existing wireless 802.11g technology, up to 150Mbps. Now you can get a better Internet experience, such as downloading, gaming, video streaming and so on.
The TL-WN781ND is a 150 Mbps Wireless Lite N PCI Express adapter that lets a desktop computer connect to a wireless network for high‑speed Internet access, gaming, and video streaming. It uses 1‑stream 802.11n technology and supports Quick Secure Setup (QSS) for easy wireless security configuration.
The guide provides details on the adapter’s interface, wireless rates, frequency range, transmit power, supported security protocols, and compatible operating systems (Windows 2000/XP/Vista/7). It also lists environmental specifications such as operating temperature, storage temperature, humidity, and physical dimensions.
| Interface | PCI Express (x1) |
|---|---|
| Wireless Signal Rate | Up to 150Mbps |
| Frequency Range | 2.4‑2.4835 GHz |
| Wireless Transmit Power | 20 dBm (MAX) |
| Security | 64/128‑bit WEP, WPA/WPA2, WPA‑PSK/WPA2‑PSK (TKIP/AES) |
| Dimensions | 4.8 × 3.1 × 0.8 in (120.8 × 78.5 × 21.5 mm) |
| Operating Temperature | 0 °C ~ 40 °C |
| Storage Temperature | -40 °C ~ 70 °C |
The adapter supports Windows 2000, Windows XP, Windows Vista, and Windows 7.
It can transmit up to 150 Mbps.
It supports 64/128‑bit WEP, WPA/WPA2, and WPA‑PSK/WPA2‑PSK (TKIP/AES).
The adapter uses a PCI Express (x1) interface.