Stream to 12 Wi-Fi devices simultaneously. Stream 4K, play video games, listen to music, check email, shop and more--without any lag or buffer. Get faster downloads with Wi-Fi speeds of up to 1.9 Gbps. Monitor your home Wi-Fi from anywhere using the Linksys Smart Wi-Fi mobile app. MU-MIMO technology - Next-Gen AC Wi-Fi gives you uninterrupted Wi-Fi connections to multiple devices.