Dell Wireless 1704 (DW1704)

Overview
Wi-Fi Direct support, Bluetooth 4.0 + HS, PCIe + USB (BT)
 * DELL DW1704 / DW 1704

May be used in the following DELL laptops...
 * Vostro Notebook 3360
 * Vostro Notebook 3460
 * Vostro Notebook 3560
 * Inspiron 3520
 * Inspiron 3543
 * Inspiron N4050
 * Inspiron 5323
 * Inspiron 5420
 * Inspiron N5520
 * Inspiron 5720
 * Inspiron 7720

Forum threads

 * Full PCI ID on fedoraforum.org
 * On Ubuntu launchpad
 * USB ID of 0489:e031 (??)
 * PHY is LCN40 (revision 3)
 * RADIO is 0xA065 (revision 0)

Drivers

 * On wireless-driver.com
 * 1x1 WLAN 802.11b/g/n (2.4GHz), Bluetooth v4.0 + HS

Device Name: Dell Wireless 1704 802.11b/g/n (2.4GHz) Hardware ID : PCI\VEN_14E4&DEV_4365&SUBSYS_00161028

Device Name: Dell Wireless 1704 Bluetooth 4.0 + HS Hardware ID: USB\VID_0A5C&PID_21D7 (0a5c:21d7)