I have some rare travel router.
It's hardware is very similar to Unielec u7628-01 except lan ports count.
I flashed breed and managed how to assign MAC, map LEDS and buttons. Usb port, 4g modem is working.
16Mb flash is not enough for my requirment, but SD-card reader is not supported in Unielec firmware.
Could someone help me to find some hardware similar to my board?