[UPDATED]Vacuum Tube Headphone Amplifier Preamplifier USB Sound Card PCM2704 DAC Integrated Mini Audio Hi-Fi Stereo Preamp - Black

[UPDATED]Vacuum Tube Headphone Amplifier Preamplifier USB Sound Card PCM2704 DAC Integrated Mini Audio Hi-Fi Stereo Preamp - Black looks good in design, features and function. The best function of this product is really simple to clean and control. The design and layout are very fantastic that make it really appealing and beauty. Many individuals feel attracted to purchase and utilize it. Every feature is developed to fulfill people require as its function too. It is stunning and ideal product for simple setup, upkeep, and control device.

Asin	:	B07C2Y4YCH
Category	:	Electronics
Color	:
Brand	:	Fosi Audio
Sales Rank	:

Features [UPDATED]Vacuum Tube Headphone Amplifier Preamplifier USB Sound Card PCM2704 DAC Integrated Mini Audio Hi-Fi Stereo Preamp - Black

[3 in 1]: Headphone amp + Pre-amp + External USB DAC sound card; With 3.5mm and USB(tybe b) input jacks;

[Low Ground Noise]: Adopt low-ground noise power circuit, No pop, no audible noise, dead silent when nothing is playing through it.Come with 2 X 6J9 J-Grade Tubes, can be replaced by E180F, 6ж9П, EF861, and 6688 tubes;

[Small Compact]: Small Simple compact design but practical. Built-in PCM2704 DAC chip, Support sampling rate: 16Bit - 32k, 44.1k, 48k. Come with USB cable, can be used as external USB DAC.

[Output Protection for Headphone]: RMS 1100mW (32ohm; 20-30KHz; THD <0.005%), with 3.5mm and 6.35mm output jacks, best for 18-600ohm headphones. Can connect to amplifiers, turntable, active speakers as preamp;

[Quality assurance]Manufacturer-Direct, free lifetime technical support, and 18-month manufacturer's warranty. Feel free to contact us at customer@fosiaudioshop.com, we will reply to you within 12 hours.

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Descriptions [UPDATED]Vacuum Tube Headphone Amplifier Preamplifier USB Sound Card PCM2704 DAC Integrated Mini Audio Hi-Fi Stereo Preamp - Black

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Description:

- Fosi audio D1 HIFI tube headphone preamp, adopt 6J9-J tube, high quality and excellent sound. Can run headphones that 18-600Ohm

- two groups of audio signal input, one is USB signal input (USB-PC), can be used as USB external sound card;

- USB module chip is PCM2704;

 Parameters:

- Output power:> = 1100mW (32 Ohm)

- For earphone impedance: 18-600Ohm

- Total harmonic distortion: <0.005%

- Signal to noise ratio:> = 110DB

- Frequency response: 20-30K Hz

- USB 2704 chip: Support sampling rate: 16Bit - 32k, 44.1k, 48k.

If the USB signal and 3.5 signal are input at the same time, the priority is 3.5 signal input.

You can replace the tube yourself (D1 compatible E180F, 6688 and other models of tubes)

 Package list:

- 1 x HIFI Headphone Amplifier

- 2 x Tube

- 1 x USB cable

- 1 x Power adapter

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