... :L1(1575.42MHz±5MHz)4.Output Impedance:50 OHM5.Outer Band Attenuation:≥20dB @ 1575.42MHz±50MHz6.Amplifier Gain:20dB±2dB7.Noise ... +GSM+FM car antenna, decorative car antenna, shark fin car antenna, Sirius car antenna, active car antenna, passive car antenna, coaxial cables and car antenna accessories, etc ...