Radar Detector Speed Radar Detector with Voice Alert and Car Speed Alarm System Laser Radar Detector Kit FCC Approved INTELLIGENT & DRIVE SAFE. This radar detector can detect any stable or mobile Radio Speed Monitor 250-2500m ahead. Advanced AutoScan processing and digital signal with VOICE announcements help you to control the speed to ensure safely driving. EXTREME RANGE SUPER HETERODYNE TECHNOLOGY. Super-fast sweep circuitry provides extra detection range and the best possible advanced warning to even the fastest radar guns. 360 DEGREES of COVERAGE. The speed radar detector uses the latest 360 degree laser detection technology and detects from Front, Sides and Rear. The Super-High sensitivity platform provides advance voice warning of K-Band, X-Band, Ka-Band and Laser speed traps across all US frequencies. X-BAND: 10.525GHz +/- 100MHz, detectable distance: 1500-2500m K-BAND: 24.150GHz +/- 175MHz, 1200-2500m KU-BAND: 13.450GHz +/- 125MHz, 450-1500m KA-BAND: 34.700GHz +/- 1300MHz, 800-1500m VG-2: 11.150GHz +/- 410MHz DIGITAL DISPLAY & VOICE ALERT. All radar detectors come equipped with either a icon color display with numeric signal strength display. Digital voice announcements help keep your eyes on the road.