Wireless Doorbell, Waterproof Door Bell, Loud Enough for Home Classroom

✨【Experience Unmatched Clarity】smart video doorbell’s 2K imaging and infrared night vision technology ensures every detail is captured, day or night, far surpassing the image quality of standard 1080P cameras., ✨【Hassle-Free Installation】Easy to install without any wiring or drilling required, and the battery lasts up to 365 days on a single charge., ✨【Instant Two-Way Communication】Communicate with visitors in real-time through the built-in microphone and speaker of no-wire camera doorbell, and use the voice change feature for added privacy., ✨【Free Smart Chime Included】Choose from 38 unique ringtones and adjust the volume to hear every knock. Never miss a visitor again!, ✨【Wide Wireless Coverage】-The doorbell chime operated at 1300 ft ultra-long distance and stable wireless signal to ensure a reliable connection, even in other rooms or floors, you can clearly hear the doorbell