GT-4Z Aiphone GT series 4 way video distributor

Aiphone 4-Monitor Video Distribution Adapter for GT Apartment Intercom GT-4Z

Aiphone GT-4Z Video Distribution Adapter for the GT Apartment Intercom, NIB

Aiphone GT-4Z 4-Way Video Distribution Adaptor for GT System

New Aiphone GT-4Z Video Distribution Adapter for the GT Apartment Intercom, NIB

AIRPHONE GT-4Z / GT4Z (USED)

Aiphone GF-4Z 4-Way Video Distribution Adaptor Tenant Station Trunk Line Adaptor

Aiphone GF-4Z 4-Way Video Distribution Adaptor Tenant station trunk line adaptor