Support HUB
At A2Z Security Cameras, we’re committed to helping you get the most from your professional video surveillance systems. Our Support Hub brings together essential resources to empower you with knowledge, tools, and assistance—whether you’re exploring solutions, managing your system, or troubleshooting.
Discover technical glossaries, answers to frequently asked questions, powerful calculators, and in-depth knowledge articles—alongside access to our trusted remote technical support team.
Glossary of Video Security Terms
Our glossary is your go-to resource for understanding technical terms and definitions used in Video Security, CCTV, IP Surveillance, and related technologies.
Go to A2Z Surveillance & Security Tech Glossary
Examples: IP Cameras, Analog/HD-over-Coax, Megapixels, IR (infrared), LPR/ALPR, PTZ, NVR/DVR/XVR, VMS, PoE.
Frequently Asked Questions (FAQs)
Find quick answers to common questions across categories—useful for first-time buyers and seasoned professionals alike.
- Security Cameras FAQs — Types, features, resolution, night vision, and how to choose.
- DVRs, NVRs, VMS, XVRs & Recorders FAQs — Recorder types, hybrid systems, storage, and VMS.
- Video Surveillance Security Systems FAQs — System design for residential, commercial, and enterprise.
- Specialized Surveillance & Security FAQs — Solar, mobile, tactical, covert, and custom solutions.
- Power & Connectivity FAQs — Cabling, PoE vs. PoC, voltage drop, backup power, planning.
- Local & Remote Viewing FAQs — Mobile apps, browser access, and desktop software.
- Installation & Setup FAQs — Mounting, cabling, recorder placement, and best practices.
- Buying, Cost & Value FAQs — Comparing costs, features, and long-term value.
Calculators & Tools
Take the guesswork out of planning with our handy calculators.
- Video Storage & Bandwidth Calculator — Estimate storage by codec, frame rate, resolution, and retention.
- Security Camera Field of View Calculator — Optimize camera selection or placement for coverage.
- Cable Voltage Drop Calculator — Ensure proper power delivery. (coming soon)
- Cable Combiner Gauge Tool — Estimate combined cable gauges. (coming soon)
Knowledge Base Articles
Deep-dive guides to help you compare technologies, plan deployments, and make the right choices for your site.
- Analog & HD CCTV vs. IP Cameras — Compare HD-over-Coax and IP for image quality, cabling, costs, and hybrid upgrade paths.
- Wired vs. Wireless Surveillance Systems — When to use wired/PoE/coax, Wi-Fi, wireless bridges, or cellular—pros, tradeoffs, best uses.
- Security Camera Resolution Guide — Resolution vs. clarity, storage, and bandwidth—choose the right format.
- Indoor vs Outdoor Security Cameras — Weather ratings, lighting, housings, and lens choices for each environment.
- PTZ vs. Fixed Cameras — PTZ flexibility vs. fixed camera consistency—when to pick each.
- Security Camera Storage Options — DVR, NVR, XVR, VMS, cloud, and edge—pros/cons and retention planning.
- Video Analytics & AI for CCTV & IP — What analytics can detect, server vs. edge processing, and practical use cases.
- Edge AI in IP Cameras — On-camera AI models, performance considerations, and validation.
- Solar Camera Power Planning — A2Z design factors, winter PSH sizing, and real-world examples.
- Multi-Sensor Panoramic vs PTZ (Solar Sites) — Coverage, power, bandwidth, and when to choose each for solar builds.
- Thermal IR Security Cameras for Zero-Light — Use-cases, tuning, false-alarm control, and buyer’s guidance.
- LPR vs LPC Security Cameras — Recognition vs capture explained—geometry, shutter, IR, data & alerts.
- Wireless Connectivity for Remote Security Cameras — PTP/PTMP vs 4G/5G vs satellite—how to choose and design hybrids.
A2Z Security Cameras — Remote Technical Support
Our commitment doesn’t stop after your purchase. A2Z clients enjoy standard ongoing remote technical support, providing:
- Expert assistance for your systems and equipment
- Help with configurations, software, firmware, and troubleshooting
- Access to support from A2Z and professional manufacturers
- RMA and warranty assistance
Whenever challenges arise, our specialists are here to help you keep your systems running smoothly. From friendly Technical Sales Teams to a powerful network of expert support—even when you D-I-Y, you won’t have to do it alone. Optional special remote support services via phone, email, and remote desktop are available to our customers. Call or email our team for live assistance.