Radiall / Larsen Dual Band Premium Antenna These Radiall/Larsen Dual Band Antennas come in magnetic mount (as shown) or glass mount. 3dbd (4dbi) gain on each band. 800/1900MHz range for Digital PCS, Dual Mode and Multi-network phones. Larsen combines a sleek look with state of the art electrical designs with superior quality materials such as Kulrod copper plated whips, Makroblend housings, extra strength magnets and low loss coax, for a premium mobile antenna. This antenna is about 4 inches tall and comes with a 12ft, RG-58, low loss cable