1、HIGH SPEED WIRELESS TRANSMISSION: The BCM4323 network card adapter supports a wireless rate of 300Mbps, ensuring a fast and stable network connection experience. 2、DUAL BANDS: The WiFi card is able to support 4G and 5G dual bands at the same time, providing more choices of wireless bands to avoid network congestion and interference. 3、DUAL ANTENNA DESIGN: The PC WiFi card is equipped with dual antennas to enhance signal strength and stability, providing wider coverage and faster transmission speeds. 4、BUILT IN USB PORT: Easy to install and use, plug the adapter into the PC's built in USB (9 pin) port to complete the installation, no need for additional slots or cables. 5、UNIVERSAL ADAPTABILITY: This wireless network card is suitable for most desktop computer devices with wide compatibility to meet different users' needs. 1 x WiFi Card2 x Antennas1 x Data Cable1 x Screws Item Type: WiFi CardMaterial: ABS, PCB Wireless Rate: 300Mbps Wireless Frequency: 2.4G, 5G Dual BandInterface Type: Built in USB (9 Pin) Compatible Devices: Universal for Desktop Computers