COBRA XRSR8 15 RadarLaser Detector The XRSR8 provides total protection and peace of mind with the new Super Xtreme Range Superheterodyne Technology, detecting all 15 radar laser bands with its super fast lock on detection circuitry. The unit provides maximum detection range and best possible advance warning to even the fastest of POP mode radar guns. With the IntelliLink wireless connection and versatile mounting options, the driver canmount the remote anywhere inside the vehicle for discreet operation. It is simply the best detector money can buy. With the optional GPS Locator and AURA Database, upgrade your unit to alert you to verified Speed and Red Light Camera locations, dangerous intersections, and reported Speed Trap locations for entire United States and Canada, purchase and subscription necessary.