Description Product Name：YY-127 Model Number:YY-127   Product descriptions: INDOOR TV AMPLIFIER Frequency /GAIN: vhf : 47-300 MHZ ,  0-15 dB                            uhf: 470-862 MHZ, 10-25dB Power source : 230 V AC 50HZ OUTPUT LEVEL: 92 dbuv consumption: 3.5 W Impedance: 75