Fiberglass Edge/3G antenna with stainless steel spring, 10mtrs of special low loss Cellfoil coax & FME connector. The MEGAGSM has a high gain and a low angle of radiation so it is not recommended as a mobile antenna unless the terrain traveled is flat and the antenna is mounted high on the vehicle, The MEGAGSM is available in black or white and is an excellent choice for a base station antenna.