Atheros AR5B225 WIFI Wireless Bluetooth 4.0 Half MINI PCI-E Card 300 Mbps 802.11 b/g/n BT 4.0 HS Note: this wireless card could not work on IBM/Lenovo/Thinkpad and HP version laptop Device Class: 802.11 b/g/n Data Transfer Rate: Up to 300 Mbps Max Chipset over HM55 HM57 HM65 HM67 HM75 HM77 Model: AR5B225