NETGEAR Nighthawk® AC1900 WiFi USB 3.0 adapter wirelessly connects your laptop or desktop computer to the next-gen 802.11ac technology with WiFi speeds up to 1.9Gbps. Stronger coverage with high gain antennas. Connect the adapter to a USB 3.0 port for fast and efficient data transfer, online lag-free gaming and HD streaming, at home or on the go. Compatible with next generation WiFi devices and compatible with 802.11ac/n and all legacy WiFi devices. Compatible with Windows and MAC OS. Works with any WiFi router.