P-US-012-1 – 12-Band Portable 4G LTE Cell Phone and GPS, WiFi Jammer

This upgraded 12-band portable signal jammer P-US-012-1 can knock out everything from cell phones and WiFi to GPS trackers and spy devices, giving you control over your digital footprint—whether at home, in the office, or on the road.

With independent DIP switches, you choose what to block and what to keep. GPS gone but WiFi stays? Easy. Need a full blackout? One switch away.

Highlights That Set It Apart

• 12 Frequency Bands Covered – Blocks 2G CDMA, 3G, 4G LTE, GPS (all bands), WiFi 2.4G, WiFi 5.2G & 5.8G, Bluetooth.
• Selective Control – Turn individual bands on/off with simple DIP switches.
• Serious Power – With 8.4W total output, the jammer creates a 20M interference radius of clean white noise.
• Portable & Versatile – Weighs only 1.5 kg, perfect for both indoor protection and outdoor privacy.
• Reliable Cooling – Internal fan + advanced heat dissipation keeps the unit stable for continuous use.
• Built-in Rechargeable Battery – Up to 2+ hours of jamming time per charge.
• Peace of Mind – One-year warranty and rugged build designed for long-term use.

Frequencies Blocked

🚗 GPS Tracking Systems

• L1: 1570-1580 MHz
• L2 & L5: 1170-1280 MHz
• L3 & L4: 1370-1390 MHz

📱 Mobile Networks

• CDMA: 851-894 MHz
• GSM: 925-960 MHz
• DCS / PCS: 1805-1990 MHz
• 3G: 2110-2170 MHz
• 4G LTE (US iPhone band): 700-800 MHz
• 4G WiMAX: 2500-2700 MHz

🌐 Wireless Networks

• WiFi 2.4G / Bluetooth: 2400-2500 MHz
• WiFi 5.2G: 5100-5300 MHz
• WiFi 5.8G: 5700-5900 MHz

Technical Specs

Pros & Cons

Pros:

• Covers a wider range of frequencies than most portable jammers.
• Selective band control (rare in this price range).
• Strong 20m interference radius.
• Built-in battery + external power options.
• Excellent cooling system prevents overheating.

Cons:

• 20m range is best for medium-sized areas, not stadium-level coverage.
• Battery life capped at ~2 hours (though external AC solves this).
• At 1.5kg, more “portable box” than pocket-sized.