1. Brand new and high quality. 2. Designed with wireless AC technology and compatible with IEEE 802.11ac. 3. The Dual Band Adapter delivers powerful wireless AC technology to your desktop or notebook computer. Simply plug the adapter into an available USB port and connect to a wireless network to access a secure, high-speed internet connection - 2.4GHz (150Mbps) or 5GHz (up to 433Mbps). And with integrated Dual Band technology, you'll have reduced WiFi interference to maximize throughput for faster streaming. 4. Supports operation system: Windows XP / 7 / 8 / 8.1, etc.
