High Gain External Antenna AC650 2.4G / 5G Dual Band USB2.0 Wireless Network Card LB-LINK BL-WDN650A 650Mbps Wi-Fi Dual Band USB Wireless Adapter Driver Free. Dual Band Wireless Speed: Supports 2.4G and 5G bands with speeds up to 650Mbps. High Gain External Antenna: Features 6dBi omnidirectional antenna for stable signal coverage. Wide Compatibility: Seamlessly compatible with IEEE 802.11 b/g/n/ac devices. Plug and Play Design: No CD required with auto installation for Windows XP to 11. Soft AP Function: Supports soft AP mode to extend wireless network coverage. RTL8811CU Chipset: Powered by RTL8811CU-CG chipset for high performance. ISO9001 Certified: Products pass TELEC, RoHS, FCC, and CE regulatory certifications. OEM and ODM Support: Manufacturer offers sufficient OEM and ODM customization experience.