This general purpose Automotive Cellular Antenna has large 3.25 inches diameter wide magnetic base for stronger attachment to metallic surfaces. It consists of 2 inches Tall / Long stainless steel mast. It has 11 feet of quad-shield Coaxial Cable connected to FME Female connector at its end. It is a powerful and strong Large Magnetic Base antenna compared to others. It is great for hills and valleys with many obstructions. For all types of vehicles including cars, trucks, SUVs and RVs. Coax cable with female FME adapter connects to all brands of mobile phone signal boosters, wireless amplifiers or cellphone repeaters that have FME Male connector. It tuned for best performance within 3G, 4G, LTE wireless bands and frequencies including 700-MHz Band 12/ 17/ 13, 800-MHz Band 5, 1900-MHz Band 2/ 25 and 2100-MHz Band 4.