CEDIA 2016: Zigen Features Commercial Grade Extenders, Including the PoE ExtenderSeptember 20, 2016 | Home / September 20, 2016 rave-video / CEDIA 2016: Zigen Features Commercial Grade Extenders, Including the PoE Extender CEDIA 2016: Zigen Features Commercial Grade Extenders, Including the PoE Extender