Calibre-SL w/LED from K40
Undetectable Radar Detector

A K40's new Calibre radar systems not only protects you from police radar, it also protects you from theft. These detectors use a tiny but very bright Blue LED light, plus a small Piezo Beeper, that can be mounted just about anywhere on your dash panel. And only you will know they're there. more...

Calibre SL-P Single Protection w/Pod from K40
Undetectable Radar Detector

These remote detection systems have the largest, most sensitive receiver in the industry. It's mounted behind the front grill or under the bumper of your car, where it can capture signals fast and without obstruction. Includes a custom control module that installs on or under the dashboard and a warning Pod w/LED and sound. more...

Calibre-DL w/LEDs from K40
Undetectable Radar Detector

Like K40's other systems, the new Calibre DL also gives you the outstanding advantage of letting you pinpoint the location of police radar. In place of a control panel on or under your dash, however, the Calibre-DL uses two miniature but very bright Blue LED lights on your dash. This completely hides the presence of a detector in your car and also prevents it from being stolen. more...

Calibre DL-P Dual Protection w/Pods from K40
Undetectable Radar Detector

The New Calibre DL-P is more than just a radar detection system. It's a radar locator! Only the Calibre-DL-P tells you exactly where to look for police radar. So you'll know whether it's coming from the front, rear, or to the side, and can react accordingly. more...

LD 5500 PLUS from K40
Defuser Plus Active Laser Jammer

Active Laser Jammer is a proven defense against laser speed enforcement. The Defuser is a remote mounted jammer. Since laser is shot by its operator at your license plate, the Laser Jammer fits neatly inside a specially designed license plate frame, right were laser is aimed. The frame looks like an ordinary license plate frame. more...

RD850 Portable All-Band from K40
Radar & Laser Detector

Designed from the same technology as our signature Undetectable Remote Systems, the RD850 is a technological marvel in a sleek package that requires no installation. Just mount it on your dash, visor, or windshield, and plug it into your cigarette lighter more...