Bigbruin.com posted a review on the D-Link COVR 2202 Tri-Band WiFi Mesh System
A quote from the article:
A while back we took a look at D-Link's first foray into mesh networking and were left impressed with the performance. Since then many competitors have upped their game and so too has D-Link. Recently they sent over the D-Link COVR 2202 which is an AC2200 Tri-band mesh network. The inclusion of the extra 5GHz channel as a dedicated backhaul should make aD-Link COVR 2202 Tri-Band WiFi Mesh System Review
significant improvement in my Wi-Fi, so let's see how this actually stacks up.