Proster AC WiFi Adapter USB AC600 Dual Band Wireless Network Adapter Supports 802.11ac Standard Maximum Speed Up to 5GHz 433Mbps 2.4GHz 150Mbps Proster AC600 Wireless Network Adapter Dual Band WiFi USB Adapter: Supports 802.11ac Standard - The Next Generation of Wi-Fi, backward Compatible with 802.11 a/b/g/n Products, delivers powerful wireless AC technology to your desktop or notebook computer. Quick Installation and Maximum Speed Up to 5GHz 433Mbps or 2.4GHz 150Mbps: simply plug the adapter into an available USB port and connect to a wireless network for high-speed internet connection. Dual Band Connections for Lag-free HD Video Streaming and Gaming:with integrated Dual Band technology, youll have reduced Wi-Fi interference to maximize throughput for faster streaming, gaming, and Skype calls. Easy wireless security Encryption at a push of the WPS button; It can let the signal more stable , can't improve the speed of the network. Supports Windows 10/ 8.1/ 8/ 7/ XP 32/ 64bit,18 Months Warranty.