Personal Emergency Response Systems (PERS)-Medical Alarms; helping seniors remain safe and independent in their own homes. We personally install, and train our subscribers on how to use their new PERS system. There is no service call fee, and no minimum contract required. Cellular PERS Unit Cost is $39.95 per month. We also offer a Fall Detection Pendant and a mobile GPS PERS device that is Wi-Fi enabled and can locate a subscriber in seconds. Our central monitoring station operates 24/7, 365 days a year, is located here in Rochester at our headquarters, and is 5 Diamond Certified and UL Listed. Doyle Security and Medical Monitoring is 5th generation family owned and operated since 1919.