When Is a RAID NVR Worth Buying for Commercial Video Storage?

When Is a RAID NVR Worth Buying for Commercial Video Storage?

Author: BiJianxin
Published: August 21, 2026
Learn when a RAID NVR is worth buying by checking evidence risk, usable storage, retention, rebuild behavior, drive monitoring, backups, and recovery plans.
Before Buying Shop Cameras, Map Every Vehicle and Key Handoff

Before Buying Shop Cameras, Map Every Vehicle and Key Handoff

Author: BiJianxin
Published: August 21, 2026
Choose auto repair shop cameras for vehicle arrival, key custody, service bays, parts, payment, overnight parking, lighting, retention, and expansion.
Security Cameras for Medical Offices: A Privacy-First Purchase Plan

Security Cameras for Medical Offices: A Privacy-First Purchase Plan

Author: BiJianxin
Published: August 20, 2026
Choose medical-office cameras by defining privacy boundaries, entrance views, audio policy, permissions, retention, lighting tests, storage, and maintenance.
Do Security Cameras Need a Managed PoE Switch?

Do Security Cameras Need a Managed PoE Switch?

Author: BiJianxin
Published: August 20, 2026
Decide whether security cameras need a managed PoE switch by checking VLANs, PoE control, port status, uplinks, bandwidth, power budget, and IT ownership.
Church Security Camera System: Six Views That Need Clear Jobs

Church Security Camera System: Six Views That Need Clear Jobs

Author: BiJianxin
Published: August 19, 2026
Plan a church camera system for entrances, office custody, children's-area privacy, weekly lighting, volunteer access, storage, and two-channel expansion.
8-Port vs 24-Port PoE Switch for Security Cameras: Which Should You Buy?

8-Port vs 24-Port PoE Switch for Security Cameras: Which Should You Buy?

Author: BiJianxin
Published: August 14, 2026
Compare 8-port and 24-port PoE switches by power budget, uplinks, management, distance, camera count, and expansion room for installers before buying.
Fisheye Camera vs Multiple Security Cameras for Retail: Which Is Better?

Fisheye Camera vs Multiple Security Cameras for Retail: Which Is Better?

Author: BiJianxin
Published: August 13, 2026
Compare fisheye and multiple retail security cameras by coverage, detail, analytics, cabling, recorder compatibility, and incident review before buying.
PTZ vs Fixed Security Camera for Parking Lots: Which Should You Buy?

PTZ vs Fixed Security Camera for Parking Lots: Which Should You Buy?

Author: BiJianxin
Published: August 12, 2026
Compare PTZ and fixed parking-lot cameras by continuous coverage, optical zoom, blind-direction risk, identification distance, staffing, and project cost.