1、The model of this wireless Wifi card is 7260hmw bn, which possess good quality 2、Come with accurate cut, easy to install with screws, universal version can perfectly fit 3、The product is a dedicated wireless card for HP pavillion 14,15,17/envy 14 15 17 4、Also support the use of mini pci‑e interface on machines from brands such as for Dell/acer gini/Sony/Hasee/Toshiba/Asus, etc. 5、Made with excellent craftsmanship to bring smooth surface, which will not hurt your hands in work Item Type: Mini PCI-E Wireless Wifi Card Model: 7260hmw bn Module: 802.11 b/g/n Bluetooth bt Model Features: 7260 bn 300 m, with 4.0 Bluetooth For Hp pavillion 14,15,17/envy 14 15 17 dedicated wireless card But also supports the use of mini pci-e interface for machines from brands such as for Dell/acer gini/Sony/ /Hasee/Toshiba/Asus, etc. How to Use: 1. Use a small screwdriver to open the back cover of the laptop, and find the wireless network card (the wireless network card is a square, and there are two black and white wires connected. There are two small screws to fix) 2. Unscrew the two fixed screws with a screwdriver, put them aside, and keep them 3. Remove the old wireless network card and replace it with a new one, return to the installation according to the original disassembled route, and fix it. 4. Then boot up and install the driver automatically (the driver can be matched by the supplier according to the customer's computer model) 1 x Mini PCI-E 2 x Screw