The HELIOS-EX is a powerful tri-band range extender, specially designed for multi-device households. Built with a powerful Quad-Core ARM Processor, 12 high power amplifiers, and 4 total high gain antennas, the HELIOS-EX delivers up to 12,000 square feet of additional Wi-Fi coverage. It is engineered to provide unmatched range and reliability for the most demanding networks with many connected devices. DirectLink technology creates a dedicated 5GHz link to the home network, freeing up the remaining two bands, resulting in up to 2X the speed of other extenders. This tri-band extender makes lag and buffering things of the past. The HELIOS -EX also features cutting edge MU-MIMO technology that enables multiple devices to receive data at once, granting uninterrupted streaming for all. Get rid of your Wi-Fi dead zones, stream movies and shows with ease, and be free with your mobile devices. Whole-home Wi-Fi coverage is here, with the HELIOS -EX.