Antenna Förstärkare 20dB1 in/4utInomhusFeatures: Aluminum die-casing housing, fast heat-sinking Low noise, excellent flatness in band Used for building and household High quality component, professional design -------------------------------------------------- Specification: GCH-203G Frequency range 45~862MHz Gain 20±3dB Gain adjustable range 0~10dBFlatness in band ±2dB Return loss ≥6dBNoise figure ≤6dBConsumption 1WPower Supply AC175-250Rated Operating Temperature -40~50℃