The plug-and-forget Wi-Fi upgrade! Extreme 5th-generation Wi-Fi speed Super-fast Wi-Fi ever becomes more accessible via USB, going up to 867Mbps on the clear 5GHz band. Using 802.11ac wireless, faster connectivity and enjoyment come to all your devices. Multi-user MIMO support MU-MIMO technology boosts connection speed when multiple compatible clients are online. Travel-friendly design The USB-AC53 Nano is specially-designed to be compact and durable to safely and securely stay plugged into a notebook PC even inside a slim carrying case. Selectable dual-band 300Mbps/ 867Mbps bandwidth Dual-band operation suits mainstream and power users. The 2.4 GHz band is perfect for web browsing, email, and social networking, while the 5 GHz frequency enables smooth 4K streaming and online gaming for blazingly fast and lag-free home entertainment.