house security alarm
99 per camera per month, on top of the $9. 99 monthly plan, the latter of which is waived for the first year. Read our full Arlo Ultra Review. 99 View at Best Buy$359View at Amazon$539. 99View at Walmart?Like its older sibling the Arlo Pro, the Arlo Pro 2 has motion detection, night vision and an intercom function, but the Pro 2 has a higher resolution 1080p vs. 720p with a wider 130 degree field of view.