SecurityMan DigiAir-SD User Manual
Page 7
4
● DO NOT
touch, shake or hold the antenna.
ouching, shaking or holing the antenna might influence the receiving of electromagnetic wave,
and thereby influence the receiving effect.
● DO NOT
use the camera in complex environment, The obstruction of stumbling block will affect
the electromagnetic wave and influence the receiving range.
Wall, tree and other stumbling block might absorb, reflect the electromagnetic wave, and influence
the receiving range.
● DO NOT
use the camera in the places which are covered with metal.
The around metal, such as elevator and cabin, might shield the electromagnetic wave, and result
in inability to receive signals.