Douk Audio Bluetooth Tube Preamp: HiFi Stereo Preamplifier Receiver | Headphone Amp | USB DAC | Tone Control for Home Theater, Desktop Listening (P1)

Douk Audio Bluetooth Tube Preamp: HiFi Stereo Preamplifier Receiver | Headphone Amp | USB DAC | Tone Control for Home Theater, Desktop Listening (P1)

• Tube Preamp – Warm HiFi Sound: JAN5725 vacuum tubes deliver a warm, dynamic, and sweet analog tone, enhancing vocals and instruments with classic tube richness ideal for home stereo upgrades.
• Bluetooth 5.0 – High-Resolution Wireless Audio: Equipped with QCC3034 and aptX-HD decoding to ensure low-latency, high-fidelity wireless transmission when streaming from phones, tablets, or TVs.
• USB DAC – 24bit/192k High-Performance Decoding: CM6642 USB DAC supports 24bit 192kHz high-resolution audio and works seamlessly with Windows, Mac, and Linux for clearer and more detailed PC playback.
• Headphone Amplifier – Powerful 32–300Ω Drive: NE5532 op-amp and classic 47 headphone architecture deliver up to 160mW output, providing clean, powerful drive for most 32–300Ω headphones.
• Tone Control – Adjustable Bass & Treble: A convenient bypass switch and ±6dB tone knobs allow instant switching between pure original sound and fine-tuned bass/treble for personalized listening.

<b>Parameters:</b><br> Chip Architecture: CM6642+QCC3008+NE5532+classic 47<br> PC-USB Input Sampling Frequency: 192K/24Bit<br> THD: 0.01%<br> PC-USB System supported: XP/W7/W8/W10/MAC/Linux<br> Bluetooth VER: 5.0<br> Headphone matching impedance: 32-300Ω<br> SNR: 103dB<br> Headphone Max power output: 160mW 32Ω load<br> Working voltage: DC12V<br> Bass & Treble Range: ±6dB<br> Product Dimension: 180*118*36mm<br> RCA output level: 2.3V<br> Product Weight: 0.47kg<br> Frequency Range: 20Hz-20kHz(±3dB) <br> Package Dimension: 240*210*60mm<br> <br> <B>Packing List:</B><br> 1*P1 Preamp<br> 2*6J5 Tube<br> 1*Power Supply<br> 1*USB Cable<br> 1*Bluetooth Antenna <br> 1*Manual<br>