NEC 3550A what can I Xflash it to?

I’ve got an NEC 3550A, what model (4550, 4551) can I cross flash it to?

Thanks for help.

:slight_smile:

Use the search function. You can flash it to 4551 if it is able to rub its head and pat its belly at the same time.

Please use [thread=166962]this thread[/thread] for discussing this topic. Closed this thread.