Introducing the TSJ LBH3 Handheld 12W Powerful Low Band Jammer — a cutting-edge security solution designed to block a wide range of remote control frequencies with precision and power. Whether you’re looking to protect your privacy, secure a sensitive location, or manage signal interference in professional environments, this high-performance jammer delivers unmatched reliability and portability.
Engineered for robust performance, the TSJ LBH3 signal jammer is ideal for environments where controlling radio frequency activity is critical. From blocking car remotes and garage openers to safeguarding against unauthorized drone access, this handheld RF jammer is a dependable tool for individuals and organizations alike.
Key Features
Multi-Frequency Jamming Capability
Blocks a wide range of frequencies, including:
315 MHz
433.92 MHz
434 MHz
435 MHz
868 MHz
Covers nearly all common remote control devices, including car remotes, garage openers, and industrial RF applications.
Powerful Output
Features a total output power of 12W, ensuring effective interference over a broad area.
High-gain performance makes it suitable for indoor and outdoor applications.
Extended Jamming Range
Jamming distance of up to 20 meters (depending on signal strength and environmental conditions).
Reliable performance in both open spaces and enclosed areas.
Compact and Portable Design
Lightweight and ergonomically designed for handheld use.
Dimensions: 257 x 140 x 51 mm
Weight: 2.5 kg — easy to carry and transport for mobile security operations.
Cooling System for Continuous Operation
Built-in internal cooling fan enables 24/7 operation without overheating.
Ensures stable low band jammer performance during extended usage in professional environments.
Flexible Power Supply Options
Includes:
AC power adapter (AC 100-240V to DC 12V)
Car power adapter for on-the-go usage
Designed for both indoor and vehicle-based applications.
User-Friendly Controls
Simple control panel with individual frequency switches.
Turn on or off specific frequency bands as needed — more control, less interference.
Omnidirectional Antennas
Comes with high-efficiency antennas that provide 360-degree coverage.
Optimized for full signal blockage within range.
Benefits
Enhanced Privacy and Security
Prevents unauthorized access to secured zones by disabling remote-controlled devices.
Ideal for personal privacy in residential areas or for high-security zones such as government buildings, testing labs, or private offices.
Protection from Surveillance Drones and UAVs
Disrupts remote control signals to unauthorized drones or surveillance vehicles.
Helps enforce no-fly zones and airspace restrictions around sensitive areas.
Increased Control in Sensitive Environments
Prevents RF-based remote triggers in secure locations (e.g., during high-risk operations).
Useful for military, law enforcement, or security teams needing to restrict external signal access.
Noise-Free Workplaces and Schools
Eliminate distractions caused by remote-controlled toys or gadgets in schools and workplaces.
Establish a more controlled and focused environment.
Versatile Applications
Use in a variety of settings:
Homes: Block car jammers and unauthorized key fobs.
Vehicles: Prevent signal theft while parked.
Institutions: Secure test zones and controlled entry areas.
Construction sites: Control unwanted drone surveillance.
Events: Enhance privacy and prevent unauthorized broadcasting or photography.
Portable Power for On-the-Go Professionals
Designed for people who need reliable jamming capabilities on the move — from private investigators to field agents and mobile security personnel.
Technical Specifications
Frequencies Covered:
RF1: 868 MHz
RF2: 315 MHz
RF3: 433.92 MHz
RF4: 434 MHz
RF5: 435 MHz
Output Power:
Total: 12W (adjustable per channel)
Jamming Range:
5–20 meters (variable based on location and signal environment)
Power Supply:
Input: AC 100–240V / DC 12V
AC adapter and car adapter included
Cooling System:
Built-in internal fan
Supports 24-hour continuous operation
Dimensions:
257 x 140 x 51 mm
Weight:
2.5 kg
What’s in the Box
1 × RF Jammer Unit
5 × Omni-directional Antennas (for all TX frequencies)
1 × AC Power Adapter
1 × Car Power Adapter
User manual and operation guide
Usage Scenarios
Government and Law Enforcement
Protect sensitive conversations and areas from unwanted surveillance or remote disruption devices.
Corporate Security
Prevent corporate espionage and secure boardrooms during high-stakes meetings.
Military Operations
Block potential RF-based threats in controlled operation zones.
Event Security
Prevent remote activation of recording devices during private or high-profile events.
Homeowners
Protect against RF-based car hacking or garage door intrusion.
Important Notes
Jamming Effectiveness May Vary:
Effectiveness is influenced by distance, signal strength, obstacles, and device sensitivity.
For optimal results, use in open areas or spaces with minimal RF interference.
Cooling Safety:
If using a model without active cooling, avoid operating the device while charging.
Always allow the fan to run during extended use.
Responsibility:
Check local regulations before use — jamming devices are regulated or prohibited in some regions.
Use only in authorized and lawful environments to ensure compliance.
The 121A3 Handheld 12W Universal RF Jammer offers exceptional performance, wide frequency coverage, and unmatched portability for users who require advanced signal blocking capabilities. Its rugged design, customizable frequency controls, and high output power make it the perfect tool for professionals in security, surveillance, and privacy protection roles.
Whether you’re looking to safeguard your home, vehicle, or operation zone, this RF jammer is a trustworthy companion for taking control over your airspace — when privacy matters most.
Ready to Take Control?
Don’t leave your security to chance. Equip yourself with the TSJ LBH3 Handheld 12W RF Jammer and ensure the protection of your space, your data, and your peace of mind.
Order now to secure this powerful, portable solution and experience reliable RF control wherever you need it.
Stocks are limited — act today!
