Categories Access-Control Keypads Aiphone Intercom Audio Module For GH Series Access Control Keypad Post author By napoleon Post date September 17, 2013 About the Aiphone GHDA/A Intercom Audio Module For GH Series Access Handle KeypadThe Aiphone GHDA/A Intercom Audio Module is an intercom accessory for the GH Series Access Handle Keypad. List Price: $ 69.99 Value: Tags Access, Aiphone, Audio, Control, Intercom, Keypad, Module, Series