SpectrumForce Wideband Antenna with Mag Mount and BNC Covers 25-1300 MHz -Height 17" including base Includes 12' of RG-174 coax with an BNC connector to fit most scanners Unique 5 prong mini-magnet base. Grips the antenna to your car even at high speed Easy-on, easy-off. Small size makes it perfect for traveling, rental cars and more Great for placing outdoors to improve home/office scanner reception