Most Truckers and their families already know that a Birddog is truck driver's terminology for a Radar Detector. And all commercial CDL drivers should know that it is ILLEGAL to use Radar Detectors in any commercial Vehicle whatsoever! I10 Trucking is not advising you to in any way break the law. We are not selling any radar detectors to anyone where the intended purpose is to use these Radar Detectors in any commercial vehicle whatsoever! These Radar Detectors are for the intended use in private passenger vehicles where they are legal to use ONLY!!! So be sure to check your local laws regarding the use of any radar or laser gun speed detecting device for private vehicles before using any radar detector or fuzz buster. As always it is our intent to help you protect your CDL, While in a private passenger vehicle. With these Detectors it is not meant to be used in any illegal manner whatsoever. With all that said let us help you find the right detector for you! With all the choices out there, It can be difficult to figure out which Radar detectors are the best and the worst. Unfortunetly there are many detectors which fall into the last category, But the upside to this is that the best one is very easy to locate although it is also much more expensive to purchase.