Customizable 8 Channel Portable Signal Jammer for GSM CDMA WiFi GPS Lojack Frequency Jamming Device

The 8 Antenna Portable Cell Phone Jammer is a high-performance signal blocking device designed for professional use in environments requiring communication control and information security. This handheld unit features advanced jamming technology capable of disrupting multiple frequency bands simultaneously.

Equipped with eight high-gain antennas, this jammer delivers comprehensive coverage across various communication protocols. The device effectively blocks 2G, 3G, 4G, and 5G LTE mobile signals, along with GPS L1-L5, WiFi 2.4G/5G, Bluetooth, and Lojack signals in the 315-433 MHz UHF/VHF range. Each frequency band operates at 1W output power, totaling 8W for maximum effectiveness.

The jammer incorporates a sophisticated cooling system with an aluminum alloy radiator and built-in cooling fan to ensure stable operation during extended use. The 7.4V 8000mAh lithium battery provides approximately 150 minutes of continuous operation, making it ideal for mobile applications. The compact design measures 160×83×46mm (excluding antennas) and weighs approximately 1.5kg, featuring a durable nylon cover for handheld convenience.

This signal jammer includes DIP switch controls allowing selective activation of specific frequency bands without affecting others. It supports multiple power options including AC 110-240V adapter and DC 12V car charger, providing flexibility for various usage scenarios. The device offers a jamming radius of 2-20 meters, depending on local signal strength conditions.

Applications include meeting rooms, conference centers, classrooms, theaters, government facilities, and other spaces requiring silence or information security. The unit comes with comprehensive accessories including host device, AC charger, car charger, ten omnidirectional antennas, and optional nylon cover. Custom OEM services are available for frequency customization and branding requirements.