40dB TV BOOSTER,CATV amplifier,fast heat dissipation quality,high shielding quality, with gain and slop adjustment. 40dB TV BOOSTER,CATV signal amplifier, 1 input 2 outputswith gain and slop adjustment, module design.fast heat dissipation quality,high shielding qualityfrequency: 45-860MHz2.total gain:40dB TV BOOSTER (40dB,1 input 2 output)