Why can our P-US-12-1 be so affordable? This jammer is produced in bulk to reduce manufacturing costs, sold directly from the factory, and offered as a special promotion from our store.
Electronic Device Jammer Frequency Table
| CDMA 850 | 869.2-893.8MHz |
| PCS | 1930-1990MHz |
| 3G(UMTS 2100) | 2110-2155MHz |
| 4G LTE 700 | 699-798MHz |
| 4G WiMAX | 2500-2700MHz |
| GPS L1 + Glonass L1 | 1565-1604Mhz |
| 5G FR1 600 | 617-652MHz |
| 5G | 3400-3800MHz |
| GPS L3 + L4 | 1370-1390MHz |
| GPS L2 + L5 + Glonass L2 | 1164-1250MHz |
| WiFi 2.4G | 2400-2484MHz |
| WiFi 5GHz | 5.1-5.8GHz |
The P-US-12-1 aluminum body with international-grade re-oxidation treatment and a side-mounted cooling fan, providing high-performance jamming while maintaining stability and efficiency, ensuring excellent heat dissipation even during extended use.
It also boasts a 3-4 hour battery life and supports simultaneous charging and use with the included 12V car charger, combining portability and convenience. It is low-power, environmentally friendly, and easy to use.
For users requiring extended use, this suppressor is undoubtedly the best choice in terms of performance, battery life, heat dissipation, and price.
Key features of the anti-5g signal blocker :
- Reliable Multi-Frequency Jamming: Latest integrated circuits ensure stable jamming of all cellular bands, dual-band WiFi, Bluetooth, drones, and GPS signals.
- Independent Control & Real-Time Monitoring: Each frequency band has a dedicated switch and LED indicator to track load and status at a glance.
- Portable & Durable Design: Aluminum casing with advanced re-oxidation treatment plus dual cooling fans for superior heat dissipation; low-power, environmentally safe, and easy to carry.
- Extended Runtime with Pass-Through Charging: 12,000mAh NiMH battery provides ~4 hours of operation; supports pass-through charging via AC100-240V or 12V car charger, allowing continuous use while charging.
- Effective Jamming Range: 5–20 meters depending on signal strength; blocks calls, texts, mobile data, and social media access (TikTok, Facebook, Instagram, WhatsApp).
- Omnidirectional Antennas & High Output: 12W total output (1W per channel) ensures stable, consistent coverage across all targeted frequencies.
Instructions for use of internet blocker device:
1. Before installing this device, please be sure to install the antenna correctly according to the mark, and turn on the power after the installation is completed to avoid damaging the machine.
2. If the device is not used for a long time, please charge it for maintenance every half a month.



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