General availability: END of Sale was March 21, 2016.
Supported Versions: Not implemented (since August 29, 2018)
More information here: https://forum.openwrt.org/t/support-for-meraki-mr26/20142
Meraki MR26 is a wireless access point with the following features:
Opening the device is pretty straightforward:
Pictures taken from a unit delivered in December 2015.
4 TTL connector pins are as follows (from top of picture going down toward AC port):
Serial Port Settings: 115200, 8N1, Xon/Xoff