Your trusted wireless security partners.
Professional-grade RF testing instruments and covert device detection for law enforcement, government and critical infrastructure — since 1972.
- Detect covert cell phones & BLE tags
- Identify skimmers & rogue devices
- Secure critical infrastructure
Experts in wireless technology for over 50 years
A staff of engineers, programmers and technicians ready to design, prototype and mass-produce wireless products for any application — trusted across these sectors:
Law Enforcement & Corrections
Government & Military
Transportation & Rail Safety
Corporate Security & Loss Prevention
Cybersecurity & RF Professionals
Wireless Carriers & Network Operators
What we offer
Wireless Security
Tens of thousands of cellular, Wi-Fi and Bluetooth detectors supplied to law enforcement, correctional facilities and government agencies worldwide.
Learn moreWireless Testing
RF test receivers and stimulus transmitters instrumental in the original U.S. cellular network build-out — and continuing today.
Learn moreWireless Safety
Wireless safety solutions from weapons detection to Search & Rescue to distracted operator detection deployed in 15,000+ locomotives.
Learn moreCybersecurity
Cybersecurity training and skimmer detection solutions for banks, travel centres, credit unions, fuel stations and convenience stores.
Learn moreOhmPort — the home port for your BVS fleet
Desktop and web software for your Berkeley Varitronics detectors: sync snapshots and data logs from a Yorkie-Pro™, monitor a TransitHound™ live, and build tamper-evident case files — fully offline, so survey data never leaves your machine.
- Snapshot & data-logging sync over USB
- Live RF monitoring with per-band thresholds
- Offline maps, charts and evidence exports
