google Nest DBELLBA Video Doorbell (Battery, Ash)- 960 x 1280 Resolution at 30 fps - Up to 10 of Night Vision - 145 Diagonal Field of View - Mic & Speaker for 2-Way Talk - PIR Motion & Proximity Sensor - Two-Way Audio with Noise cancellation - Dual-Band Wi-Fi connectivity - can be Battery or Hardwired for Power - Works with google Assistant - IP54-..