R.B.D. is a family owned & operated business for over 35 years located in Lower Manhattan, serving all of the greater NY area. R.B.D. Lock & Alarm is known for giving the same conscientious service to all customers, whether commercial or residential installation. With many successful years in business along with experienced and expert staff, we are confident in matching you with the best suited security systems based on your individual needs. Here at R.B.D. we feature all of the latest technology in alarms, intercoms, locks, digital surveillance, and more.