1.[Ultra-Fast Bluetooth 5.3] Harnessing the latest Bluetooth 5.3 technology, this wireless adapter ensures stable connections to various Bluetooth devices, enabling high-speed data transfer and low-energy connectivity for an unparalleled user experience. 2.[Dual-Band 2.4G/5GHz Wireless Connectivity]Coupled with Up to 900Mbps Data Transfer Rate (2.4G ax: up to 286Mbps; 5G ax: up to 600Mbps). This combination delivers the ultimate selling point of dual-band 900Mbps capability, ensuring faster and more stable connections even in congested wireless network environments. 3.[Advanced 802.11ax Technology]Adopting the latest IEEE 802.11ax standard, this wireless adapter achieves higher data transfer rates and broader coverage, delivering faster and more stable performance to your network connections, allowing for seamless network entertainment and work experiences. 4.[5dBi External Antenna]Experience seamless high-speed internet access with the included 5dBi external antenna, providing powerful signal enhancement and broader coverage for stable connections in any environment. Enjoy uninterrupted downloading, smooth HD video streaming, and real-time online gaming, enhancing both work and entertainment experiences. 5.[Usage Tip]Supports only Windows 11/10. Before using, please download the driver from website: sz.com/usb-adapters/EPAX900.html. 3 years manufacturer replacement warranty and 90 days no questions asked policy; If you need any help, please feel to us via Amazon message.