Does Metal Roof Block Cell Phone Signals Prevent Getting Scammed

Dulce Sherwin 2022/04/25

The reporter contacted the customer service of a large shopping website Does Metal Roof Block Cell Phone Signals . According to him, as long as the mobile phone is equipped with an "anti-jamming device", the answer can be "reversed and unobstructed". And, "it won't be found." As for the price, cell phone jammer and the answer for 2,000 yuan are included. Regarding whether the answer to the postgraduate entrance examination is valid and true, the reporter interviewed several netizens who are about to face postgraduate entrance examination through the Yantai University Forum. "They are all liars. I heard that I have bought them before, but they are usually deceived and can't afford to buy..." Netizen "Yangyang" also thinks that "unreliable", "exchanged with real achievements" talent and effort. "Is it the most reliable..."

Now the commonly used Does Metal Roof Block Cell Phone Signals is the special signal jammer for the examination room and the wall-painted mobile phone jammer. Mobile phone signal jammer for examination room. The specific basic principle of this type of facility is that within a certain operating frequency range, the mobile phone and the communication base station are connected by electromagnetic waves, with a certain serial port baud rate and deployment method. . The mobile phone jammer transmits the low-band frequency of the wireless channel to the high-end scanner at a certain rate during the operation. The scanner rate will generate error codes in the message format data signal received by the mobile phone, and the mobile phone cannot check the regular data information sent by the communication base station.