(Silver)ZHILAI H9 DC 24V Digital Stereo Headphone Amplifier TPA6120A2 ZHILAI H9 DC 24V Digital Stereo Headphone Amplifier TPA6120A2 Chip Adapter Plug 6.35mm Power Supply Two Audio Input Preamplifier Description: - The core chip of H9 isTPA6120A2, TPA6120A2 has been introduced a differential input current feedback headphone amplifier IC fidelity, low distortion, high bandwidth and slew rate adaptation in professional audio applications, suitable for professional high-end headphone amplifier, professional audio equipment, audio monitoring and other equipment. - TPA6120A2 with more than 120dB signal to noise ratio and dynamic range, can be adapted as DVD Audio discs and Super Audio demanding, containing two identical amplifiers with an independent power supply terminals so that the user can turn off a channel to conserve energy and reduce heat production. - Different input mode TDA6120A2 composition dual channel headphone amplifier, a voltage gain of 2V / V, can be the perfect drive 32Ω-600Ω headphones. - H9 circuit design with (TI) -TPA6120A2 top headphone driver chip as the core, TPA6120A2 is a current feedback amplifier circuit, conversion rates up to 1300V / μs. Distortion of only 0.00014% THD + N, 120dB of dynamic range, 120dB SNR. TPA6120A2 very strong driving force, the maximum output current of 700mA. To meet the large impedance headphones. With see above indicators, TPA6120A2 is TI positioned as HI- FI grade headphone amplifier chip. Technical Specifications: - Standard input interface: 3.5mm / RCA stereo inputs (with switch) - Output interface: 6.35mm headset seat - Color: Black - Panel color: black / silver - And distribution of high-quality power adapter, a headphone adapter plug. - Output power: 90mw / 600Ohm, 180mw / 300Ohm, 450mw / 100Ohm, 610mw / 62Ohm, 910mw / 32Ohm, 1000mw / 16Ohm - SNR: ≥105dB - Distortion: ≤0.003% - Frequency response: 20hz-30khz - Adapter Voltage: 100-240ACV - Machine power / adapter output voltage: Dc24V 1A above - Machine dimensions: 126mm x 74mm x30mm (including protruding parts) - Package weight: 500G (other than the actual shipping weight packaging structures date) Features: 1. 2 inputs with switching input circuit (3.5 headset holder and gold-plated RCA Block) Replace the input signal is no longer needed to pull wire, toggle the panel selector switch on it. 2. High-precision power supply voltage divider circuit to ensure the circuit and reduce the output of the DC drift. 3. High input-output signal path connecting seat guaranteed until smooth and durable. 4. The most bile taste of high-performance audio system designed for the special op amp OPA2604AP preamp Naiting, most bile taste, low-cost tube amp can experience the taste. 5. High sensitivity headphones protection circuit protects your headphones we more professional. 6. The original potentiometer, the sound quality loss, balance high, feel good, durable - the best industry standards 7. 6.35mm headphone output jack can seat an additional 6.35 to 3.5 conversion for use HI FI headphones. 8. The all-aluminum shell pull profiling, oxidation, noble, beautiful shielded, not like painting, like fade.