Roku Relay (2200X)

FCC test report documents only mention 40 MHz channel bandwidths but that may just be what they tested with and it could still support 80 MHz bandwidths for 802.11ac. The documents mention "Chain 0" and "Chain 1" for both radios which suggests 2x2:2 operation.

News

 * Roku is testing its own Wi-Fi extender to improve streaming reliability on The Verge