4W Power Bank Style Remote control Jammer, 315MHz 433MHz 868MHz 915MHz signal Blocker

Say goodbye to unwanted interference and regain your privacy with the RCN-4 — a powerful, compact 4W signal jammer designed to block remote control signals for cars, garage doors, and motion sensors. This discreet device fits in the palm of your hand and looks just like a regular phone power bank, making it perfect for low-profile use.

Engineered for reliability, the RCN-4 effectively disrupts signals across multiple frequencies — 315MHz, 433MHz, 868MHz, and 915MHz — within a 20-meter radius. Whether you're attending a private meeting, hosting a confidential discussion, or simply want peace of mind at home, this portable jammer ensures your space stays secure from remote signal intrusions.

Its hidden antenna design and durable build make it ideal for everyday carry. With RCN-4, you're not just jamming signals — you're protecting your personal space with smart, high-tech convenience.

Specifications:

Battery: 1050mAh polymer battery (3.7V)

Battery Life: 120 minutes of continuous use

Charging Time: About 3.5 hours

Charging Indicator: Red when charging, off when full

Compact Design: 110 x 62 x 18 mm, 80g

Controls: Simple ON/OFF switch

In the Box:

Mini jammer with hidden antennas

USB charging cable

AC wall charger

For high-power remote control targets or long-distance applications, we recommend upgrading to the more powerful RC-3 portable RC jammer (100m range). The output power of the current device may not meet the demands of such scenarios.