Amazon.com: Serene Innovations Cell Phone Ringer Amplifier & Wireless Doorbell with Bed Shaker External Ringer for Cell Phone with LED Flasher Cell Phone Amplifier Speaker & Landline Ring Detection : I use the ring app. and have sleep focus on my i phone. On sleep focus I allow notifications from the ring app. Why is the ring doorbell alarm not going off? I Ring Vibration Sensor ring notification alarm : r Ring Ringly, A Stylish Cocktail Ring That Connects With a Smartphone to Send Notifications With Vibrations and Light Change Doorbell Sound on Ring App and Amazon Echo Ryan and Debi