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Mrk2 Security - Questions & Answers for

When it comes to security at home or at work, many customers share concerns, there may well be some more information to help you decide on the best security for your house or office here.

Commercial CCTV Security

  • What is the difference between a Video Server, an NVR and a DVR?
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  • What is the difference between a DVR and NVR?
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  • What are the differences between a Network Video Service and a Digital Video Recorder?
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  • Which VMS product fits my requirements?
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  • Do I need a Network Switch?
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  • What is PoE?
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  • Do I need a Video Switch?
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Domestic CCTV

  • How much will a system cost?
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  • Can my CCTV system be monitored when I am away?
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  • Is it possible to upgrade at a later date?
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  • Do you offer routine maintenance?
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Domestic Security Alarms

  • I've heard a lot about "wireless" security devices. Do they really work and do the batteries last long enough?
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  • What is a glassbreak sensor and how do they work?
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  • I have a dog! Does that mean I can't install a PIR?
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  • What is a PIR?
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  • What are magnetic contacts?
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  • Will my children be able to operate the alarm?
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  • What does the keypad do?
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  • What's the main difference between wired and wireless alarm systems?
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  • Can I operate my alarm and stay inside my home?
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  • What's the At Home/Stay setting on my alarm system?
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  • Does the alarm sound a siren when activated by an intrude?
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  • What are the things a homeowner has to consider when putting in a system?
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  • Does the alarm work in case of a power cut?
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  • Can I get a discount on my homeowners insurance when I purchase a security system?
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  • What happens if I accidentally trigger my alarm system?
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  • Can I Arm and Disarm my alarm from my phone?
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  • Can i get a Security System if I don't have a phone line?
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  • I rent a flat. Should I get a home security system?
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