Wholesale 2-20m Range Multi-Frequency Signal Blocker with 10000mAh Built-in Battery

The HS-S12J handheld signal jammer is a professional-grade wireless signal blocking device designed for security-sensitive environments. With its compact portable design and powerful performance, it effectively creates signal-free zones where communication needs to be restricted.

This advanced jammer features 12 independent antennas covering all major communication frequencies including 2G, 3G, 4G, 5G networks, WiFi (2.4G/5G), Bluetooth, GPS (L1-L5), and other wireless signals. The total output power reaches 8.4W (0.7W per band), providing reliable signal blocking within a radius of 2-20 meters depending on local signal strength.

The device is built with a durable metal casing and features an efficient aluminum alloy cooling system with two built-in fans to ensure stable operation. The 7.4V/10000mAh rechargeable battery provides approximately 120 minutes of continuous operation, making it ideal for mobile applications.

Typical applications include:

- Conference rooms and meeting spaces requiring confidentiality

- Educational institutions during examinations

- Theaters, museums and religious venues needing silence

- Security-sensitive government and corporate facilities

- Transportation vehicles requiring signal control

The package includes the main unit, AC charger, car charger, 12 omnidirectional antennas, and a protective nylon cover. We offer comprehensive OEM services including frequency customization, branding, and packaging solutions to meet specific project requirements.

For specialized applications, we can customize the frequency bands to target specific signals including but not limited to: GSM, CDMA, 3G, 4G, 5G, WiFi, Bluetooth, GPS, LoJack, UHF/VHF, and various radio frequencies used in different regions worldwide.