Whistler DE1743C Radar/Laser Detector with Real Voice Alerts Radar/laser detector with all-band protection, including radar, laser, SWS, and VG-2 Detects K, Ka, X, and laser frequencies; Real Voice alerts and icon-based 7-segment display 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 4.3 x 1.3 x 2.85 inches (W x H x D); 1-year warranty