Color: black FM: 88-108 Voltage: DC 12V Power: 60-100 MA Operating frequency: 48-860 MHZ Gain: 20 ± 3dB Noise factor: ≤7dB Output Impedance: 75Ω Output VSWR: ≤3 Output line length: 3m or 5m Working temperature: -20 ℃ ∽ + 70 ℃ Storage Temperature: -40 ℃ ∽ + 90 ℃ Instruction: Connect the cable with a combination of two cables to 12V power supply, while the big one is for input. Package included: 1 x Universal Car radio antenna NO Retail Box. Packed Safely in Bubble Bag