Ring’s Video Doorbell Elite.

Hello again on KOA CCTV‘s blog! By reading our blog you will receive only useful and interesting information about security cameras and CCTV field in general. Based on our own experience we are trying to share with you only newest and best models in the market, as well as provide you with important technical information about…

Want CCTV camera? Choose HIKVISION

Do you need a CCTV system? Have you been thinking on what model to choose? There are so many options, you can’t decide? We truly understand you. There is so much information about products and so many options for almost every field nowadays, that making a decision has become a huge problem. In any case,…

Analog High Definition Technology or AHD

The market of video surveillance systems offers  vast choice of security systems and solutions. All of them are based on different technologies, such as HD-TVI, HD-SDI, HD-CVI, AHD technology. The consumer has wide opportunities to choose the most relevant one. In this article, we will speak about AHD (Analog High Definition) technology. This technology is a…

7 Tips for Protecting Home Automation System from Hackers

There is no need to discuss how useful home automation systems can be, as beyond any doubt, they make our life easier, safer and incredibly convenient. Due to smart home automation systems, home owners can manage all home devices from one place, thus also maximizing home security level. Automatically lock and unlock doors, turn on…

Benefits of Intercom Systems

An intercom system is a special a two-way communication device for transmitting and receiving audio or audio/video data. Intercoms can be wireless, wired, Video Intercoms, Apartment Intercoms, Gate Intercoms etc. Having an intercom system installed at your house or office is no more a luxury, but a necessity, as it acts as a crime deterrent….

IP Enclosure Ratings & Standards

When it comes to weatherproof or waterproof enclosures, security camera installers need to have a clear knowledge what IP65, IP66 or IP67 mean. In general IP stands for Ingress Protection. IP ratings are given in form of two-digit code, such as IP68 or IP67. The first numerical digit describes the rating that is given for…

3 Reasons why to choose EXIR Technology

Conventional IR, integral to cameras, uses an array of individual LEDs which aren’t particularly focused to the lens pattern. This tends to result in a picture which has a circular pattern of brightness with more illumination at the center of the image. Hikvision, the world market leader for security cameras and accessories for video surveillance…

Hikvision 4K Smart IP Indoor Dome Camera: DS-2CD4185F-IZ

4K Surveillance systems provide sharper, clearer, crisper images ever. These systems are perfect for large area coverage and are perfect for identifying objects even at great distances. The 4K series smart cameras are able to capture super high quality images. The DS-2CD4185F-IZ 8MP 4K Network Dome Camera from Hikvision with 1/1.7” Progressive Scan CMOS and…

7 Important Features Of Security Cameras

Considering buying a security camera? Want to know what is most important, what features the cameras should have? In this article we’ll discuss some of them, which make the camera better, more professional, more effective and worth buying. Security cameras are an essential part of your home and business, and this is the case, when…

EZVIZ Mini Plus 1080p Wi-Fi Camera

Wifi cameras are extremely popular, as it is great to be able to know what’s going on when you’re not actually there. Whether you’re checking in on your kids, the babysitter, beloved pet, or Your valuables, a camera is a great tool for keeping an eye on things from afar. EZVIZ products have been designed…

Dummy Security cameras VS Real Security Cameras

Dummy security cameras imitate the appearance of real cameras and there are cases when they really help to deter crime. Installing fake security camera is surely a better idea than having no security cameras at all. Fake or dummy security cameras are installed whenn property owners can not afford real security cameras  Nowadays, fake security…

7 Signs, that Your House Has Been Targeted for Robbery

According to FBI statistics, every 15 seconds a house is being robbed in the USA. 9 out of 10 burglaries are usually planned beforehand, so there are a few signs, which are indicators that Your house is being watched for not-so-good-purposes. Here are some situations You should watch out. 1. There are strange marks on…