Remo Plus Home via eBay offers its Remo+ DoorCam WiFi Smart Over-the-Door Camera bundled with its RemoBell Video Door Bell, Remo Chime, and Charger for $199 with free shipping. That's $58 under the lowest price we could find for these items separately elsewhere, minus the charger. This system works with Alexa and Google Home and features:

HD video resolution

night vision

motion detection

2-way audio