Durable and easy to install. Fine workmanship and perfect style. WiFi Bluetooth 2-in-1 is supported by 11AC technology and has dual band advantages. The wireless transmission rates in the 2.4GHz and 5GHz frequency bands can reach approximately 400Mbps and 867Mbps, respectively. Strong compatibility in the 2.4GHz frequency band and long transmission distance; The 5GHz frequency band channel has low pure interference and low latency. Users can freely choose one of the frequency bands based on their actual usage environment and device conditions, avoiding wireless interference and accessing the internet smoothly. PS: It is recommended to use dual band wireless routing to fully performance. Wireless WIFI+Bluetooth 2-in-1 adapter, compliant with IEEE802.11AC, IEEE802.11B, IEEE802.11G, and IEEE802.11N wireless transmission standards, using standard wireless ACC empty channel detection technology. When there is wireless model interference in the surrounding area, it avoids channel interference and makes the wireless signal more stable. When interference disappears, it can automatically bundle idle channels, fully utilizing the advantages of bundling and improving wireless performance. Moreover, as most computers on the market do not have Bluetooth functionality, this product can enable devices that originally not have Bluetooth functionality to have Bluetooth multifunctional applications; For example: Bluetooth speakers/headphones, Bluetooth mouse/keyboard, wireless printing, wireless image transmission, and sharing; It can a USB port on your computer, save the cost of buying an additional wireless WIFI network card, and easily enjoy the joy of wireless internet access Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:Black Material:ABS Package Contents: 1 * Network Card 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.