1. Does any DVR compatible with IP cameras? how do you view your cameras on a mobile device?
2. How long does a one terabyte hard disk recording lasts e.g one month?
3. How much does installation cost? is it based on per hour?
4. What are the different Cameras suitable for houses, business establishments, Malls?
5. Is there a Firmware software in the DVR?
5.1 What is a nice camera that is durable but not expensive?
Regards,