Bestbuy offers Eufy Security - Smart Wi-Fi Video Doorbell 2K Battery Operated/Wired with Chime - White/Black for $109.99 (orig. $179.99) with free shipping.

Product Description:
Eufy Security Smart Wi-Fi 2k Video Doorbell with Chime is a battery powered (or wired- you choose) video doorbell that is the perfect protection for your home. With no monthly fee, enjoy 2K resolution so that you can see who is at your door, clearly. Talk to them via the 2-way mic, and be alerted when a human is at the door instead of the neighborhood dog. IP65 Weatherproof Ensures the Video Doorbell camera continues to operate in extreme temperatures from minus 4°F to 122° F (minus 20°C to 50°C). Installation is easy. No need to mess around with complicated wiring, self-installation in minutes. Wireless Video Doorbell camera will also work with old chimes. 

• Crystal-clear clarity
  The built-in 2K sensor and professional-grade lens allow you to view activity in picture-perfect resolution, see visitors in sharp detail as they approach your door.
• No monthly fee
  Designed to protect your home as well as your wallet, eufy Security products are one-time purchases that combine security with convenience. All your data is stored locally meaning you will never have to pay for cloud storage.
• Huge Internal Storage
  Go back and check on anything that happened within the last 3-months thanks to built-in storage that saves up to 90-days of footage.
• Your Data is Safe Inside
  All recordings are stored with military-grade AES-256 encryption, directly onto the chime that is located inside your home. This means that even if someone were to forcibly remove the doorbell all your data will remain secure.
• Dual power options
  Get half a year of coverage from 1 charge or non-stop power supply via a wired connection on the video doorbell camera.
• Expanded field of view
  The increased 4:3 aspect ratio of the video doorbell camera ensures you get a head-to-toe view of anyone who approaches and gives you the perfect viewing angle every time.
• Control with just your voice
  This doorbell allows for voice control via Google Assistant and Amazon Alexa.
• Next-level detection
  Have total control over what is detected through the video doorbell camera's motion sensor, smart human detection and activity zones, receive real-time alerts when anyone approaches so that you never miss a delivery or keep guests waiting.
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  *Push notifications with thumbnail previews require thumbnail preview images to be temporarily stored in the cloud.