Amazon.com: Dell Wireless DW1703 WLAN WiFi 802.11 b/g/n + Bluetooth BT4.0 + HS Half-Height Mini-PCI Express Card AR5B225 not for IBM/Lenovo/Thinkpad and HP : Electronics
Broadcom BCM943142 300Mbps BCM943142HM DELL DW1704 Wireless Bluetooth 4.0 Half Mini PCI-E Wifi Card Network Wlan Adapter | Shopee Malaysia