Internet without light: GPON technology
What is GPON technology and how to use the Internet without electricity?
Forewarned is forearmed! Types of sockets in different countries of the world
Sockets in the world differ not only in voltage, but also in the types of plugs for them.
Marking of Hikvision surveillance cameras
As part of this article, we will focus on deciphering the "names" of Hikvision surveillance cameras
How to choose a memory card
Tips on choosing memory cards for smartphones, cameras, video recorders, action cameras and other digital equipment
