The Cobra XRS 9965 Radar Detector is equipped with Super-Xtreme Range Superheterodyne (S-XRS) technology that provides maximum radar detection range and an advance warning. This detector has a built-in voice alert system. With a LaserEye detection mode, this device detects 360 degree of laser and strobe signals. It can detect K Band, Ka Band and Ka Superwide Band signals. Equipped with highway and city modes, this detector reduces the false alerts when you are driving.