power requirements: DC 10.5~16V
poewe consumption: 60ma~100ma
operating frequency: VHF(1~12) 48.5MHz~223MHz
UHF(13~62) 470MHz~870MHz
Amplifier gain(PCB): VHF 15±3dB UHF 15±3dB
Noise figure: ≤ 7dB
Output impedance: 75 ohm
Capability ensure temperature: -20℃ ~ +70℃
Operating temperature: -40℃~ +85℃
Storage temperature: -40℃~ +90℃
car TV antenna( that built in power,amplifier)