As one of its daily doorbuster deals, Best Buy offers the Arlo Pro 2 1080p 2-Camera Security System bundled with an Arlo audio Doorbell for $349.99 with free shipping. That's the lowest price we could find by $139. The camera system features:

1920x1080 (1080p) video recording

base station with siren

free cloud recordings

compatibility with Amazon Alexa, Google Home, Samsung SmartThings, more