The PSR-100 200 Channel VHF/Air/UHF Handheld Scanner lets you scan conventional transmissions, and is preprogrammed with search banks for con- venience. By pressing a one touch search key, you can quickly search those frequencies most commonly used by public service and other agencies with- out tedious and complicated programming. This scanner gives you direct access to over 25,000 exciting frequencies, in- cluding those used by police and fire departments, ambulance services, air- craft, and amateur radio services, and you can change your selection at any time.