Envisioning an Android FXS app

Imagine..
An app you install onto a root android device, that acts as a trunk/FXS.. connects to your freepbx.. forwards incoming calls w/ cid and allow 1 x outgoing call.. and SMS.
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Imagine..
An app you install onto a root android device, that acts as a trunk/FXS.. connects to your freepbx.. forwards incoming calls w/ cid and allow 1 x outgoing call.. and SMS.
Envisioning, someone who can
Envisioning, someone who can read the documentation and install chan_mobile