B015 Front Stereo Signal Amplifier Booster Headphones Speaker Amplifier Headset Dual-Audio Source, B015

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B015 – Front Stereo Signal Amplifier Booster Headphones Speaker Amplifier Headset Dual-Audio SourceProduct description:You have a line level signal source (TV audio, MP3 player, Vi deo game, mobile phone, tablet, computer, record player), but desire louder sound or bigger volume?A powerful signal amplifier receiver or volume control, you may need a long line connecting TV audio and the receiver on the other side of the room to provide high gain through any line level signal source, allowing longer cable operation or requiring “buffer” to amplify the lower volume. You may use it between the line level signal source and power amplifier as a signal amplifier, 3.5mm + RCA port matches almost all product interfaces.The product improves the sound amplification and reduces ground noise by controlling the signal, and it has large dynamic range without produce cracking. It controls output volume through a sensitive volume knob, the output of the headphone interface can drive 16Ω-600Ω headsets, and uses AC9V transformer for power supply to ensure full power.Product parameters:Input impedance: 100K OhmMaximum input level: +14 dBVOutput impedance: 47 Ohm of each output channelFrequency response: 20 Hz – 20K HzSignal to noise ratio: > 107dBTotal harmonic distortion: < 0.08%Intermodulation distortion: < 0.01%Input port: stereo 3.5mm socket and RCA portOutput port: stereo 3.5mm port and RCA portPower supply: AC9VNet weight: 0.51 kgGross weight with packaging: 0.61 kgProduct size: length 109 mm X width 79 mm X height 39 mmPackaging size: length 185mm X width 135mm X height 65mmKit list:1 X stereo signal preamplifier booster dual-audio source headphone amplifier1 X AC9V power adapter (AWG) line length 100cm Show more