Compact CCTV Loop Recording for 4 Cameras

I'm looking for a CCTV loop recording system that can support up to 4 cameras, with footage storage duration of up to 1 week. The system should be easy to use and require no remote access.

Key requirements include:
- Support for up to 4 cameras
- Loop recording functionality
- Storage duration of up to 1 week
- No need for remote access
- User-friendly interface

Ideal skills and experience for this job:
- Proficiency in CCTV system design and installation
- Experience in configuring loop recording systems
- Ability to develop an intuitive, easy-to-use interface
- Strong understanding of data storage and retention requirements in CCTV systems
- Ability to deliver a reliable and cost-effective solution