datasheet
Device Type: Wireless N PCI Express Adapter
Model: TP-Link TL-WN781ND
Interface: PCI Express (x1, compatible with x1/x4/x8/x16 slots)
Wireless Speed: Up to 150Mbps (2.4GHz, 802.11n)
Antenna: 1x Detachable Omni Directional (RP-SMA), 2dBi Gain
Security: 64/128-bit WEP, WPA-PSK/WPA2-PSK
Dimensions: 120.8 × 78.5 × 21.5 mm
Key Features: Detachable/Adjustable Antenna, Low-Profile Bracket Included, Windows & Linux Support
Key Specs: TP-Link TL-WN781ND, PCIe Adapter, 150Mbps 2.4GHz, Detachable 2dBi Antenna, WPA2, Low-Profile Bracket
Usage: Desktop PC Wi-Fi Upgrade, Home & Office Networking, Stable Wireless Connectivity
