Can surveillance equipment record audio?
Regarding whether surveillance equipment can record audio, WEILAILIFEI provides the following explanation: Under normal circumstances, surveillance cameras themselves do not have audio recording capabilities. However, some surveillance cameras may have built-in microphones, or you may be able to connect an external microphone to record audio. However, to achieve audio record...
Radiation issues with monitoring equipment
First, let's understand the different types of radiation. Radiation is generally divided into two categories: ionizing radiation and non-ionizing radiation. Ionizing radiation includes X-rays and gamma rays, which are highly penetrating and can damage human cells. Non-ionizing radiation, such as electromagnetic waves and ultraviolet rays, has little potential effect on the h...
