HP Mini Wireless N PCIe Card Atheros AR5BHB92-H AR9280 DV7 Series 300Mpbs 802.11a/b/g/n Dual 2.4/5 GHz 2x2 MIMO Unit Type: piece Package Weight: 0.090kg (0.20lb.) Package Size: 10cm x 10cm x 5cm (3.94in x 3.94in x 1.97in)