Desktop Headphone Headset Stereo Dual-Input Audio Sound Music Amplifier A929 aluminum black, by LC Prime LINEP-A929 a high-performance portable headset power amplifier, is built-in high-performance power processor and power amplifier, High-precision power bleeder circuit ensures the stability of circuit and reduces DC shift of output Its circuit is designed in the core of Texas Instruments (TI ) top headphone driver chip TPA6120A2, known as the current feedback amplifying circuit Conversion rate is as high as 1300V/??s. Distortion is only 0.00014% THD + N, with the dynamic range of 120dB, SNR of 120dB. TPA6120A2 features a super drive; Output current is up to 700mA. Well-suited for high-impedance headphone. By the given parameters, TPA6120A2 is oriented by TI as HI- FI class headphone amplifying chip Two-channel switch circuit (3.5 headphone base and gilt RCA base) replaces input signal with no need to unplug, just turn the panel option switch, NE5532, well-tailored for the high-performance audio system in best signal amplification, acts as front-end amplification. High-sensitivity headphone protection circuit has your headphone protected. 6.5 mm headphone output socket, optionally added with 6.5-3.5 switching base, applicable to HI-FI headphone and high-power impedance headphone. WHAT YOU GET: LC Prime 1 X A929 High-power headphone amplifier, 1 X 100-240V Power adapter (DC24V), US Standard, 100CM power cord, 1 X 35mm -35 mm High-quality audio cable (100CM), 1 X 635mm-35mm Audio cable. And our 60-day warranty and friendly customer service. Great choice for Black Friday, Thanksgiving & Christmas Gift idea.