Designed with the serious hobbyist in mind, Uniden's BCD996XT Digital Mobile Scanner is a full-featured, state-of-the-art device. This mobile scanner offers 25,000 channels, an advanced dynamic memory system, Close Call® RF capture technology, TrunkTracker® IV, and more. Enjoy location-based scanning and location alerts by connecting a compatible GPS receiver. Stay safe and informed with NOAA weather access and S.A.M.E. weather alerts that warn you of severe conditions in your area. 25,000 Dynamically Allocated Channels with Close Call Technology Scan and search 25,000 channels on the BCD996XT. With Close Call RF capture technology, this scanner will automatically tune to the signals nearest you, so you can keep track of what's going on in your area. Quick-Key System Access (100 Keys) The 100-key system allows you to quickly access the systems you use most often. Simply set up the key to the systems you want to hear. Press them to enable or disable the system. Location-Based Scanning Connect this scanner to a compatible GPS receiver, and it will automatically select programmed systems based on your exact location. You'll save time by scanning only the local signals. S.A.M.E. Weather Alert This mobile scanner supports Specific Area Message Encoding weather alerts. During a NOAA Weather or Emergency Alert, a code for your specific location will alert you to severe conditions in your immediate area. TrunkTracker IV Technology This Uniden scanner features TrunkTracker IV with Control-Channel Only scanning and I-Call monitoring, which allows you to track voice traffic on P25, Motorola, EDACS, and LTR Trunked systems. Trunk tracking allows you to follow whole conversations, even if they occur across different frequencies.