1. QNAP NAS is suitable for small-scale projects with 4-16 cameras using AXIS Camera Companion software.
2. QNAP NVR provides a turnkey video management system for small to mid-size projects with 4-64 cameras. It allows for local monitoring and management without a PC.
3. Large scale projects with over 1,000 cameras require a QNAP NVR combined with a central management system to scale across multiple sites.