Welcome to the store! 1. This dual-band wireless network card offers a stable and fast wireless network connection for your laptop and desktop computer. 2. The practical dual-band design allows you to switch between 2.4 GHz and 5 GHz WiFi frequency bands to avoid interference. 3. Ideal for various operating systems, including Windows Vista/XP/2000/7/8/10, for Linux, for OS X 10.5-10.13. 4. Equipped with a high-speed USB 2.0 port, supports 802.11 ac standard, backward compatible with 802.11 a/b/n/g products. 5. Easy to install, with the driver disk, you can easily install the driver and connect to the wireless network. Product Type: Dual Band Wireless Network Card Product Material: ABS Product Chip: For Realtek 8811CU Network Speed Support: 2.4G--150Mbps/5G---433Mbps Network Mode: Dual Frequency 2.4G+5.8G Compatible System: For Windows Vista/XP/2000/7/8/8.1/10, for OS X 10.4-10.11, for Linux USB Head Size: Approximately 4.5 x 2 x 1.2cm / 1.8 x 0.8 x 0.5in Antenna Size: Approximately 10.8cm / 4.3in Compatibility: Fully compatible with common operating systems: For Windows 2000/XP/Vista/7/8/8.1/10, for OS X 10.4-10.11, for Linux Follows IEEE802.11a/b/g/n/ac standards 802.11a: 6, 9, 12, 184, 36, 48, 54 Mbps 802.11b: 1, 2, 5.5, 11 Mbps 802.11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps 802.11n: (20MHz) MCS0-7, up to 72 Mbps 1 x 600M Wireless Network Card 1 x Antenna 1 x Driver Disk We strive to achieve your satisfaction and only provide you with a great shopping experience. If you have any questions after receiving the products (different product quantities, damaged packaging, etc.), please contact us in time! We will provide you with the best solution