Amazon has the Zmodo DING WiFi Enabled Video Doorbell Package with Smart Home Hub, WiFi Extender, and 2 Pack Door/Window Sensors for $60 with free shipping. View your doorstep and even speak with visitors from your smartphone.
Has good Amazon Reviews.
Amazon has the Echo Show 7" Touchscreen Video Home Assistant (Black or White) for $150 with free shipping. Always getting smarter and adding new features, plus thousands of skills like Uber, Jeopardy!, Allrecipes, CNN, and more.