Featuring 3 x 3 internal antennas, dual-band (2.4 and 5 GHz) technology, and speeds up to 1,900 Mbps, AC1900 Wi-Fi USB Adapter (DWA-192) upgrades laptop/desktop PCs to latest generation wireless AC technology in order to stream HD content and transferring large files. Solution is backward-compatible with 802.11n/g/a technology, works with all brands of Wi-Fi® routers and range extenders, and supports WPA/WPA2 encryption. Features include Advanced AC SmartBeam and USB 3.0 technologies.