Before revision: If, however, you use eecording at the edge, and use pre-alarm recording configured to 5 seconds pre- and 10 seconds post-alarm, then assuming 20 alarms per day you will transmit a much lower total of around 40 Megabytes of video.
After revision: If, however, you use recording at the edge, and use pre-alarm recording configured to 5 seconds pre- and 10 seconds post-alarm, then assuming 20 alarms per day you will transmit a much lower total of around 40 Megabytes of video.