KEEP SAFE: This wireless doorbell for seniors is equipped with a video intercom that allows you to see, answer and interact remotely via smartphone or tablet, wherever you are. It also features a motion detector and alarm for siren security. PASS ON THE CALL: If unsure, pass the call to a trusted family member who can assist you remotely. You can link up multiple devices for all household members. No charges or monthly subscriptions, for your peace of mind. HIGH QUALITY DOORBELL: Enjoy superb image quality with an HD 1440 x 1440 resolution, infrared night vision, and zoom capability. This doorbell offers local storage with the option to insert an SD card. STURDY AND LONG-LASTING: Easy to install via a 2.4GhZ Wifi connection, this waterproof doorbell withstands the elements and has a 7000mAH battery for a long lifespan. It includes a Doro Hemma Chime with a loud ring. DORO: We reject the idea that ageing equates to the loss of independence. Our mission? To ensure your safety and maintain your independence through our phones and smart devices specifically designed for senior users.