Intel 3160 Dual Band Wireless AC + Bluetooth Mini PCIe card Supports 2.4 and 5.8Ghz B/G/N/AC Bands Supports A/B/G/N and AC Bands at 2.4Ghz and 5.8Ghz. Includes Bluetooth 4.0 with Smart Power Optimizer 1/2 Height Mini PCIe form factor Transfer speeds of 433 Mbs via 1 x 1 TX/RX Streams Full Intel Warranty