Network card chip: For Atheros AR5B22 Standard protocol: IEEE 802.11b/g/n/ Network card interface: Mini PCl-e Wireless rate: 300Mbps Wireless frequency band: 2.4G/5G<br><br>Bluetooth: 4.0 Compatible system: For windows7/8/10 Version note: General version (not compatible with for Lenovo/IBM/HP computers) Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour:Green Material:PCB<br><br>Package Contents: 1 * WiFi Card 2 * Internal Antennas<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.