TP-Link 150Mbps Wireless N PCI Express Adapter – TL-WN781ND

Description

TP-Link 150Mbps Wireless N PCI Express Adapter – TL-WN781ND

The TP-Link 150Mbps Wireless N PCI Express Adapter – TL-WN781ND is a high-speed internal expansion card designed to bring stable, long-range Wi-Fi to desktop computers. Perfect for office workstations, budget home PCs, and retro desktop upgrades, this internal adapter fits directly into PCI Express slots to deliver smooth 150Mbps wireless performance, lower latency, and superior internal signal stability compared to basic USB Wi-Fi dongles.

Key Technical Details

• 150Mbps Wireless N Speeds: Complies with IEEE 802.11n standards to deliver reliable transmission speeds for web browsing, emailing, and online streaming.
• PCI Express (x1) Interface: Fits standard PCIe x1, x4, x8, or x16 slots, offering direct motherboard communication for lower latency and better stability than USB adapters.
• Detachable Omni-Directional Antenna: Features a 2dBi RP-SMA antenna that can be rotated or upgraded for enhanced signal reception across larger spaces.
• Advanced Wireless Security: Supports 64/128-bit WEP, WPA/WPA2, and WPA-PSK/WPA2-PSK encryption standards to keep your network secure.
• Low-Profile Bracket Included: Comes with both standard and low-profile metal brackets to fit regular desktop towers as well as small form factor (SFF) PCs.
• Seamless System Compatibility: Works smoothly with Windows 11, 10, 8.1, 8, 7, and XP operating systems for effortless hardware upgrades.

Reliable Wireless N Speed & Connection Stability

Upgrading your desktop PC with the TP-Link 150Mbps Wireless N PCI Express Adapter – TL-WN781ND ensures smooth, consistent wireless network performance. Delivering wireless transmission speeds up to 150Mbps on the 2.4GHz frequency band, it handles everyday internet tasks effortlessly. You can check emails, stream video content, and participate in video calls without frustrating connection drops or signal buffering.

PCI Express Interface Advantage

Unlike external USB Wi-Fi adapters that hog USB ports and risk accidental bumps, this internal PCIe card connects directly to your motherboard. The PCI Express interface provides higher bandwidth, lower connection latency, and dedicated power delivery directly from the PC power supply. This internal installation keeps your workspace tidy while ensuring ultra-stable hardware performance during continuous, long-term operation.

Detachable High-Gain Antenna Flexibility

Positioning your desktop computer in a back office or basement corner won’t compromise your wireless network access. The TL-WN781ND includes a detachable 2dBi omni-directional antenna with 360-degree rotation. You can easily adjust the antenna angle to lock onto the strongest signal source, or replace it with a higher-gain directional antenna for ultra-long-distance Wi-Fi reception requirements.

Broad PC Compatibility & Advanced Security

Designed for versatile hardware integration, this adapter includes both standard-height and low-profile metal brackets in the box. This allows seamless installation in full-size ATX towers as well as slim, small-form-factor office PCs. Supported by robust WPA/WPA2 encryption protocols and broad Windows OS drivers, it keeps your private desktop network completely secure against unauthorized external access.