In recent years, criminals have become more cunning in their robberies, constantly introducing high-tech equipment to interfere with law enforcement and communication systems. cell phone jammerRecently, the West Bengal police successfully cracked a gang that carried out robbery through portable signal jammers, demonstrating the rapid response ability and professionalism of law enforcement agencies.signal jammer

　　1. Raid on a gold loan bank: Details of the robvbery revealed

　　On the afternoon of September 22, 2021, a criminal gang consisting of four members broke into a gold loan bank in Chandannagar. GPS jammerThey quickly arrived at the bank on two motorcycles, first subdued the security guard at the door, and threatened him with a gun to cooperate. Then, other members filed in and forced bank employees to hand over gold jewelry and cash.Wifi jammer

　　However, the gang of robbers did not rely solely on traditional threats of force. drone jammerThey brought portable signal jammers to block mobile phone signals inside the bank, ensuring that victims could not seek help through the phone or the Internet. This practice is intended to completely paralyze the bank's communication network, thereby gaining more time for the robbery.

　　2. The quick response of the bank staff

　　Although the robbers tried their best to block the internal communication of the bank, a smart bank staff successfully triggered the bank's emergency alarm system in the tense atmosphere. The alarm not only disrupted the rhythm of the robbers, but also quickly attracted the attention of the police. Local police officers and senior police officers, including Deputy Commissioner of Chandernagar, responded immediately and rushed to the scene.

　　3. The rapid response and blockade of the police

　　When the police received the alarm, they immediately blocked all exits of the crime scene to prevent the robbers from escaping. However, the police commanding at the scene found that although they had arrived at the bank, they could not contact their superiors through their mobile phones due to the presence of signal jammers. Even text messages and WhatsApp messages could not be sent, making communication extremely difficult. A senior police officer involved in the operation recalled: "When we were at the scene, we tried to keep in touch with the headquarters, but all communication methods were blocked by the jammer."

　　After realizing that the robbers were equipped with signal jammers, the police quickly adjusted their strategy to avoid direct confrontation. After finding themselves surrounded, the robbers tried to break out with gunfire, but thanks to the calm handling of the police, three suspects were eventually caught on the spot, and the remaining one escaped in the chaos.

　　4. Manhunt and seizure of stolen goods

　　During further searches at the crime scene, the police seized two portable signal jammers, three homemade pistols, 60 rounds of ammunition and a batch of cutting tools. In addition, three motorcycles used for escape were also found. According to Arnab Ghosh, director of Chandnagar Police Station in Hooghly District, the gang was clearly well-planned and used jamming equipment as an important tool in its robbery plan.

　　5. Follow-up actions and social response

　　So far, the police have recovered some cash and gold necklaces, but one robber is still at large. The police said they will continue to track clues and will not let go of any clues. In addition, this case has also aroused widespread public concern about the illegal use of portable signal jammers.