This is an Intel Dual Band Wireless-AC 7260 network card, model 7260HMW.
It supports dual-band Wi-Fi (2.4 GHz and 5 GHz) and Bluetooth 4.0 functionality.
The card uses a half-height Mini PCIe form factor, commonly found in laptops and some desktop computers.
It is capable of data transfer speeds up to 2.4GHz 300 Mbps / 5GHz 867 Mbps.