The AC1200 MU-MIMO WiFi Router delivers high performance wireless speed and coverage throughout your home. It delivers up to 1,200 Mbps (300 Mbps in 2.4GHz + 867 Mbps in 5GHz) in combined Wi-Fi speed. It comes with Intelligent Quality of Service (QoS) with traffic prioritization, four high-performance external antennas for maximum range, and a new user interface with an easy setup. The DIR-842 is the perfect combination of performance and ease of use. It is ideal for today’s most demanding tasks such as HD streaming, gaming, and multiple device usage.The AC1200 MU-MIMO Wireless Router delivers dual band performance for intelligent, versatile, interference-free bandwidth. Check your email and surf the internet on the 2.4GHz band; and game, make skype calls and stream HD movies on the cleaner, less interference 5GHz band. The DIR-842 also comes with four high-performance antennas to deliver maximum range around your home.The DIR-842 internet router is designed to support MU-MIMO (Multi-User Multiple Input Multiple Output) technology that allows multiple devices to get high-bandwidth Wi-Fi signal at the same time. You can stream HD media faster and play lag-free gaming. Compared to SU-MIMO (Single-User Multiple Input Multiple Output) technology, MU-MIMO distributes data more efficiently, giving you the fastest Wi-Fi speeds in your home.