RADARS / LASER DETECTORS & GPS SYSTEMS(LESS TICKETS): Radar and laser detectors safety warning systems, remote radar systems. Some radar detectors now offer additional features such as compass, etc for multipurpose use. Protect yourself. GPS systems. New POP radar detectors. *POP* is a new band being used, older radars will not pick up POP guns, if you want the latest radar, look for the POP compatibility in the product description.