intercom system installation brooklyn
Douglas Security System, Inc. (DSS) is an intercom and video surveillance system company that caters to all commercial and residential estates including property management, multi-family housing and single family homes.Headquartered in Brooklyn, New York ,with over 35 years of experience in the security field, we pride our company in providing quality services and solutions that are tailored to our customer’s needs throughout all five boroughs (Manhattan, Brooklyn, Queens, Bronx and Staten Island) and Long Island.
