【Product features】 2 sets of signal inputs (USB-PC and 3.5mm input), 3.5mm input is preferred, 3 sets of stereo signal outputs: 3.5mm / 6.35mm / RCA simultaneous signal outputs, allowing you to connect different device interfaces USB – PC Supported ASIO sound effect software (ASIO drive to be installed) Input power: >=1100mW(32Ω) Matched headphone impedance: 16Ω-600Ω THD: < 0.005% SNR:> = 110dB Frequency response: 20 K Hz - 30K Hz Supported sampling rate: 16Bit - 32k Bit, 44.1k Hz, 48k Hz. Net weight: 398 g Weight with package: 498g Product Dimension: L98 mm X W 94mm X H 29mm Package dimension: L 200 mm X W 180 mm X H 55mm 【Packing list】 1 X A962 Vacuum Tube Power Amplifier USB ASIO Sound Card 2 X 6J9-J Vacuum Tube 1 X USB- PC Data Cable (length: 150CM) 1 X DC9V Power Adapter (American Standard), length: 100CM

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