Description
Product Description
The TP‑Link TL‑WN881ND 300 Mbps Wireless N PCI Express Adapter is designed to give desktop computers fast and reliable Wi‑Fi connectivity without the need for external USB dongles or integrated Wi‑Fi. Supporting IEEE 802.11n/g/b standards, it delivers up to 300 Mbps wireless speed on the 2.4 GHz band, which is beneficial for everyday online tasks such as HD video streaming, VoIP calls, and online gaming.
With 2×2 MIMO technology and two detachable external antennas, this adapter improves wireless reception and signal penetration through walls and obstacles, offering wider coverage and more stable connections in small offices and homes. A friendly installation interface or bundled setup software makes it easy to get online quickly, and integrated WPA/WPA2 security helps protect your wireless connection.
Specifications (Verified & Accurate)
📡 Wireless & RF Performance
- Wireless Standard: IEEE 802.11n / 802.11g / 802.11b (Wi‑Fi 4)
- Frequency: 2.4 GHz (2.400–2.4835 GHz)
- Max Speed:
- 802.11n: Up to 300 Mbps (dynamic)
- 802.11g: Up to 54 Mbps
- 802.11b: Up to 11 Mbps
- Wireless Modes:
- Infrastructure mode
- Ad‑Hoc mode
- Security:
- 64/128‑bit WEP
- WPA‑PSK / WPA2‑PSK
🔌 Hardware & Interfaces
- Interface: PCI Express (x1) slot card
- Antennas:
- 2 × detachable omni‑directional antennas (RP‑SMA) with ~2 dBi gain
- Dimensions: ~120.8 × 78.5 × 21.5 mm
- Transmit Power: <20 dBm (EIRP)
💻 Software & Compatibility
- Operating Systems Supported:
- Windows 11 / 10 / 8.1 / 8 / 7
- Linux (driver support may vary by distribution)
- Setup:
- Utility installer (CD included)
- Easy WPS setup for secure network pairing
🌡️ Physical & Environmental
- Operating Temperature: 0 °C – 40 °C
- Storage Temperature: ‑40 °C – 70 °C
- Operating Humidity: 10% – 90% non‑condensing
- Storage Humidity: 5% – 90% non‑condensing
Key Features
✔ Up to 300 Mbps wireless N speed for everyday browsing, gaming, and streaming
✔ MIMO technology with two detachable antennas for broader coverage and better penetration
✔ PCI Express x1 interface for stable internal connection to desktops
✔ Easy secure setup with WPS and support for WPA/WPA2 encryption
✔ Compatible with Windows and Linux desktops (driver installation required)
✔ Detachable antennas allow for antenna swaps or upgrades
Typical Use Cases
✔ Enable Wi‑Fi on desktop PCs without built‑in wireless
✔ Improve wireless reception and coverage in desktops
✔ Wireless networking for online gaming and HD streaming
✔ Replacing faulty or outdated PCIe Wi‑Fi adapters
✔ Connecting to home or office 2.4 GHz wireless networks
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