Re:Plasma Mobile – Turns your phone into a fully open hackin...
by ZenoArrow on Thursday November 03, 2016 @02:59AM
(#12862076)
I think the Pyra even has an (optional?) modem module you could potentially make calls with (using a Bluetooth headset rather than sidetalking-style ;-)):
https://www.pyra-handheld.com/wiki/index.php?title=Modem