Specifications100% brand new and high quality.The item features a laser eye detector for a 360 degree laser detection and is easy to install. It can detect any stable or mobile radar Speed Monitor 250-2500m ahead. When detectinf a position, the GPS will show you are approaching speed detection device by make a sound, so you can confirms your speed on the stretch of road. Extreme Range Super heterodyne technology, with super-fast sweep circuitry, provides extra detection range and the best possible advance warning to even the fastest radar guns. Relative speed sensing auto shutdown feature will render your detector undetectable by currently available radar detector-detectorsFeatures1. Relative speed sensing auto mute system that virtually eliminates false alerts.2. Voice alert, support LX\K\KA\KU\New K\Laser Band\VG-23. A laser eye detector for a 360 degree laser detection4. Digital Signal Strength Meter - Provides the user with relative proximity to the target5. Detect any stable or mobile Radia Speed Monitor Function operation:The detection requires GPS connection. It will give you a voice reminder after connecting GPS.\