Whistler 1748 All-Band Radar/Laser Detector with Voice Alert and Compass Radar/laser detector with all-band protection, including radar, laser, SWS, and VG-2 Detects K, Ka, X, and laser frequencies; voice and icons notify user of detected signals Safety Warning System helps drivers avoid accident scenes and construction delays Trio of city modes filter out false alarms from garage door openers and burglar alarms Measures 2.95 x 1.45 x 4.65 inches (W x H x D); 1-year warranty