Tri-Band Dongle:The DBIT Wi-fi Adapter AX5400 USB Network Card has three bands, allowing for faster and more stable internet connectivity. 802.11ac Wireless Protocol:With the 802.11ac wireless protocol, this network card provides faster and more reliable internet connectivity. USB3.0 Interface Type:The USB3.0 interface type ensures faster data transfer rates and improved compatibility with newer devices. Driver-Free Installation:The DBIT Wi-fi Adapter AX5400 USB Network Card can be installed without the need for a driver, making it easy and hassle-free to use. Colour:Black Material:Plastic Package Contents: 1x AX5400 Wifi Adapter 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.