What data usage should I expect from activating CMC? Isaac February 21, 2020 22:36 Updated Follow You can expect the data usage when activating CMC to be 15-25 gb of data per month per camera. Related articles How can I enable CMC notifications? Why does my CMC end when there is still motion? What happens when motion continues for more than 5 minutes? What is Complete Motion Capture (CMC)? Can I use Detection Zones with CMC enabled devices?