Lot of 100 USB 3.0 Cards Dual Band 1200Mbps USB WiFi Adapter Long Range Antennas Features: The 1200Mbps wifi adapter can upgrade the PC network speed to 802.11ac, ensuring you enjoy a faster network environment. Using 5GHz (867Mbps) or 2.4GHz (400Mbps) dual-band technology, you can freely switch between the two frequency bands. Equipped with two high-gain dual-frequency omnidirectional antennas, which can be rotated 180°, making it easier for the wireless network card to receive wifi signals, greatly enhancing the reception strength of the usb wifi adapter and sending signals, and the coverage is wider. The wireless adapter supports a transfer rate up to 5Gbps, which is 10 times faster than USB 2.0. It has strong compatibility and energy-saving features, while meeting the requir. Lot of 100 USB 3.0 Cards Dual Band 1200Mbps USB WiFi Adapter Long Range Antennas. The 1200Mbps wifi adapter can upgrade the PC network speed to 802.11ac, ensuring you enjoy a faster network environment. It has strong compatibility and energy-saving features, while meeting the requirements of USB 3.0, and can also be backward compatible with USB 2.0 and 1.1 devices, thereby ensuring that the Wi-Fi adapter has the best performance and a more stable Internet connection. Interface: USB 3.0. Frequency Range: 2.4G & 5G. Size: 81.5mm x 40.5mm x 14.5mm. Support OS: Windows XP/Vista/Linux/Win7/Win8/Win8.1/Win10/Win11. 100pcs x AC1200 USB WiFi Aadapter.