The Uniden R7 is a top-of-the-line extreme long-range radar detector. With built-in GPS, you can mark points where you may typically encounter radar alerts. Set alerts to notify you of speed zones, speed traps, construction zones, school zones, and other traffic issues as you approach. Once you mark a point, the R7 will announce ��user-mark ahead�� as you near the saved geo point. The R7’s voice notification lets users know what type of radar it is detecting (speed, red light, etc.) UNSURPASSED RANGE SENSITIVITY: Industry Leading Performance with Advanced False Alert Filtering is THE choice for drivers who demand the highest level of protection. DUAL ANTENNA’S WITH DIRECTIONAL ARROWS: allows the R7 to detect threats from all 4 directions 360�� protection, with Arrows displaying the direction of the threat, it even shows the band signal strength for each. Perfect just got better! GPS TECHNOLOGY: Using GPS the R7 can remember and mute common false alerts (such as retail store automatic doors) along your regularly driven routes so you never have to listen to the same false alert twice. RED LIGHT AND SPEED CAMERA ALERTS: Preloaded Red Light and Speed Camera locations with Free Database and Firmware updates ensures your detector will never be out of date. LARGE MULTI-COLOR OLED DISPLAY: is easy-to-Read and allows for more useful information to be displayed at once, including up to 4 signals simultaneously. This improves your overall situational awareness.