Atheros Wireless N mini pcie wifi Card AR5B91 AR5B91-X AZUREWAVE AW-NE771 AR9281

Atheros AR9281  802.11n WLAN PCI-Express Wireless Card
The Atheros AR9281, the single-chip, solution for PCIe in XSPAN's third generation of products. 
Half-Mini Card form factor that is 30% smaller than the nearest competitive 11n. 
Single-band, 1x2 MIMO configuration which features downshift to 1x1 MIMO with Power Save. 
New, compact half- and full Mini Card form factors
Compliant with PCI-Express Mini Card 1.1 standard
Interoperability with 802.11b, 802.11g and draft 802.11n products
Atheros AR9281 Wireless Card. Support 802.11B/G/N, 
This module is compatible with most of  laptops that have a mini PCI Express internal slot.