The Dual Band Wireless-AC NFA344 is 3rd Generation 802.11ac, dual band, 2x2 Wi-Fi + Bluetooth 4.1 adapter. It's engineered to deliver lower power consumption 1, improved RF coexistence 1, and complete Microsoft Windows 10/8/7 support.

Specifications
Connector interface: PCI Express 1X, 4X, 8X, 16X
System Interface Type: PCIe, USB
Wireless data rate:
5GHz up to 867Mbps
2.4GHz up to 300Mbps
Streams: 2 x 2
Bluetooth: Bluetooth 4.1
Antenna Diversity: Supported
Frequency: Dual Band 2.4GHz / 5GHz
IEEE WLAN Standard: IEEE 802.11a/b/g/n/ac
Operating Systems: Windows 10/8.1/8/7 32/64-bit (NOt support Windows XP)
Dimension (L x W x H): 100 x 120 x 18 mm (Included backplane bracket), 91 mm x 65 mm x 8mm (Not included backplane bracket)

Package Includes:
1x Qualcomm WLAN Card
2x 6dBi Antenna
1x Screws
1x Bluetooth Custom cable
1x Low Profile Bracket