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Douk Audio P1 HiFi JAN5725 Tubo de Vácuo Pré-amplificador Bluetooth 5.0 Receptor de Áudio USB DAC Fone de Ouvido Amplificador APTX

Douk Audio P1 HiFi JAN5725 Tubo de Vácuo Pré-amplificador Bluetooth 5.0 Receptor de Áudio USB DAC Fone de Ouvido Amplificador APTX

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Specifications

Brand Name
Douk Audio
High-concerned chemical
None
Maximum Power Per Channel
NO POWER
Origin
Mainland China
Package
Yes
Channels
2 (2.0)
Certification
CE
Model Number
P1
Type
Tube Preamp
Audio Inputs
Stereo L/R RCA, USB, Bluetooth
Audio Outputs
Headphone Jack, Stereo L/R RCA

Product Description

Warm tips:
1. P1 has been redesigned and tested thoudsand of times during 2021, the latest version (from 2022/01/10) has great improvement in the circuit layout, performance and sound quality.

Features
  • With 3 kinds of audio input(Bluetooth/USB/RCA) and 2 kinds of output(RCA/3.5mm headphone), P1 can be used as HiFi tube Preamp, USB DAC or headphone amp with HiFi clear, warm, dynamic, sweet tube sound, bringing extremely high-quality listening experience.

  • Bluetooth 5.0 (QCC3034) supporting APTX-HD lossless transmission. PC-USB (CM6642) supporting 24bit 192KHz and compatible with Windows/Mac/Linux system, matching well with many audio devices such as iPod, Phone, MP3 players, TV, Blu-ray players, Echo Dot, CD players, etc. 

  • Adopting NE5532 op amp+classic 47 headphone amp architecture which can drive 32-300 ohms headphones, and a bypass switch is specially designed to turn on/off the tone control, more convenient to enjoy original sound or obtain more delicate sound with treble and bass control knob, adding much fun and higher playability. 

  • Exquisite appearance with proper size, blue and orange light decorating vacuum tube, makes it fashionable and attractive, bringing wonderful auditory and visual enjoyment, very suitable for home and desktop audio system.


Parameters
Chip Architecture: CM6642+QCC3034+NE5532+classic 47 

PC-USB Input Sampling Frequency

192K/24Bit

THD

0.01%

PC-USB System supported

XP/W7/W8/W10/MAC/Linux

Bluetooth VER

5.0

Headphone matching impedance

32-300Ω

SNR

103dB

Headphone Maxpower output

160mW 32Ω load

Working voltage

DC12V

Bass & Treble Range

±6dB

Product Dimension

180*118*36mm

RCA output level

2.3V

Product Weight

0.47kg

Frequency Range

20Hz-20kHz(±3dB)

Package Dimension

240*210*60mm


Packing List
  • 1*P1 Preamp

  • 2*JAN5725 Tube

  • 1*Power Supply

  • 1*USB Cable

  • 1*Bluetooth Antenna 

  • 1*Manual


Product information last updated on May 11, 2026