Multi-Band 12 Antennas Rechargeable Handheld Signal Jammer for Anti-Tracking & Anti-Cheating

Handheld 12-Antenna 5G Cellphone Signal Blocker designed to block a comprehensive range of wireless signals. Engineered for scenarios requiring silence, confidentiality, and information security, this device integrates cutting-edge technology with portability, making it ideal for both indoor and outdoor use.

• 12 omni-directional antennas for comprehensive signal blocking
• Blocks all cell phone signals, LOJACK GPS, Wi-Fi, and RF signals
• 8.4-watt high output power with high gain antennas
• Advanced cooling system with cooling fans and heat sink
• DIP switch for individual band control
• Car charger compatibility and 12V DC/AC power supply
• Built-in 10000mAh battery for extended operation
• Nylon protective cover for portability

• Cellular Networks: 2G, 3G, 4G, and 5G (global standards)
• Wireless Internet: WiFi 2.4G, 5.2G, and 5.8G
• Positioning Systems: GPS L1, L2/L3/L4/L5, and LOJACK
• Specialized Signals: UHF, VHF, CDMA, and RF frequencies

• First-Time Preparation: Charge battery for at least 8 hours before first use
• Charging Indicator: Red light = charging; Green light = fully charged
• Antenna Installation: Screw omni antennas into ports according to number indicators
• Operation: Turn on power switch and adjust bands using side DIP switch

• Public Spaces: Meeting rooms, conference halls, museums, theaters
• Educational & Commercial Areas: Classrooms, training centers, factories, banks
• Transportation: Trains, buses, and other public transport
• Special Note: Conduct on-site tests for hospitals and gas stations