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What is the aperture of optics and what does it affect?
Aperture, aperture, maximum relative aperture - in simple words about the main thing
TLC, QLC, MLC, SLC: which type of drive memory is better?
Important differences between the types of NAND memory TLC, QLC, MLC, SLC, which determine the scope of their use and development prospects
How to choose a power supply for a PC
Basics of choosing a reliable and balanced power supply for your home, office and gaming computer
How does an expensive dash cam differ from a cheap one?
Is it really possible to save money on buying a dash camera?
Best M.2 SSDs with Extended Manufacturer Warranty
High-speed M.2 SSDs with multi-year lifespan for tasks of any complexity
How to choose a memory card
Tips on choosing memory cards for smartphones, cameras, video recorders, action cameras and other digital equipment
What to give your husband
Ideas for useful and pleasant gifts for your husband, taking into account his hobbies and preferences
Generators: answers to frequently asked questions
10 common questions about generators and detailed answers to them

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How E-Catalog works
Multifunctional product search service for the best prices

E-Catalog — a multifunctional service for product search in online stores and price comparison. It covers a wide variety of product categories: electronics, computers, household appliances, automotive goods, repair and construction equipment, travel gear, children's goods and much more. Our goal is to help the customer quickly and conveniently find the best deal.

For those who are deciding on their choice, each section has useful filters and the ability to compare products with each other. An accessible and convenient text search is available, allowing you to search for both the necessary sections and specific products by name. And on the page of each model, there is detailed information that will help make a decision: description, technical specifications, photos and videos, useful links and reviews. You can also find block "Where to buy?" with a list of online stores, prices, and direct links to the purchase page.

E-Catalog system includes over 3000 stores with 1.5 million products, data that is constantly updated. Thanks to this, you will be able not only to choose the suitable product but also to buy it under the most favorable conditions! Today, we operate in the markets of different countries: Ukraine, Poland, the USA, the UK, Kazakhstan, and we strive to expand our geography.

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