TP-Link network adapter TL-WN822N

Antenna Gain Level: 3 dBi
Antenna Qty: 2
Directivity: Omni-directional
Antenna Form Factor: External integrated
Network adapter Form Factor: External
Interface (Bus) Type: USB
Data Transfer Rate: 300 Mbps
Data Link Protocol: IEEE 802.11n, IEEE 802.11b, IEEE 802.11g
Spread Spectrum Method: OFDM
Wi-Fi Bands: 2.4 GHz
OS Required: Microsoft Windows 2000, Microsoft Windows 7, Microsoft Windows 7 64-bit Edition, Microsoft Windows Vista (32/64 bits), Microsoft Windows XP, Microsoft Windows XP 64-bit Edition