When connected to any of our Driveway Alarms the Ring Alert 200 will Ring all of your wired and cordless phones with a distinctive ring whenever visitors arrive. If you are using your phone, you will be alerted by a call waiting beep on the telephone. Ideal for small business owners and employees carrying cordless phones that need to notified when customers and couriers arrive. Home owners will be notified in their backyard or poolside when visitors are approaching. Also an excellent method of utilizing all of the phones in your home as Driveway Alarm chimes.