Each frequency band of the full-band signal jammer is debugged and aged before leaving the factory to ensure optimal performance. After receiving the full-band signal jammer, customers do not need to perform any additional debugging. Just connect the jammer to a 220V AC power supply and use a mobile phone to test the shielding distance.
The actual shielding distance of the full-band cell phone jammer is related to the on-site environment and signal strength. The shielding distance for mobile phones of different operators may be different in different locations. This is because the output power of each frequency band of the full-band signal jammer is the largest, generally around 2-3W. However, in the same environment, the signal strength of the three major operators is different, which directly affects the shielding distance of the full-band signal jammer. The stronger the mobile phone signal, the shorter the shielding distance, and the weaker the signal, the longer the shielding distance. Therefore, the shielding distances of mobile phones of different operators in the same on-site environment are different.
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