Includes 300 Channels, Close Call® RF Capture Technology with Do-Not-Disturb, and Temporary Lockouts. 300 Channels - Let you store your local frequencies for rapid scanning. Close Call® RF Capture Technology - Instantly tunes to signals from nearby transmitters Preprogrammed Service Search - Makes finding interesting active frequencies even easier. Temporary Lockout - Lets you temporarily lockout noisy channels. Search Lockouts - Lets you lock out frequencies that have continuous or uninteresting communications so that searching is faster. Backlit Display - Makes it easier to read the display in low light conditions. 100 ch/sec Scan Speed (max) Frequency Coverage - Includes the most interesting "action" bands where you can hear police, ambulance, fire, amateur radio, public utilities, weather, and more. 25-54,108-174,406-512,806-956 (excluding cellular) AC Adapters, DC Power Cable and Automotive Power Outlet Plug - More options for supplying power to your scanner at home or in your car. Narrowband Mode and Steps