Cisco Meraki MR55


 * • 4800 Mbps - 8SS 5GHz 802.11ax (80MHz chan.),
 * • 1150 Mbps - 4SS 2.4GHz 802.11ax (40MHz chan.) = AX6000 class

Overview
A third radio provides "2.4GHz/5GHz Scanning (only RX)" presumably for future DFS support. DFS certification added with a C2PC request on 4/10/2019.