DESC: COBRA ESD7100 9 Band Radar/Laser Detector #CBRESD7100 The ESD 7100 is an affordable radar/laser detector with reliable and proven performance. The unit detects all radar frequencies and laser signals currently used in United States and Canada. It comes with the UltraBright Data Display and much more. This laser detector monitors X, K, Ka, and SuperWide bands - in other words, it covers all bands used by police radar, including "Stalker" style radar guns.