D1P 32 Bit Portable Headphone Amplifier & DAC (Open Box) — Audioengine Skip to Content
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D1P 32 Bit Portable Headphone Amplifier & DAC (Open Box)

Tired of mediocre sound from your devices? Meet the D1P, Audioengine's all-in-one solution for crystal-clear audio. This portable, yet compact headphone amplifier and DAC bypasses your device's internal audio systems, ensuring premium sound quality from streaming platforms like Tidal or Apple Music. Compatible with iOS, Android, MacOS, & Windows, it's power-efficient yet powerful enough to drive audiophile-grade headphones or speakers without batteries. Elevate your listening experience with the D1P, where dynamic, rich sound meets convenience and versatility.

Original price was: $169.Current price is: $109.

Out of stock

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We pay sales tax, if applicable
30-day audition
3-year warranty

Hear What You've Been Missing

For those demanding the best sound quality, the D1P enhances music streaming to high-fidelity, exceeding the capabilities of traditional audio equipment.

It bypasses the limitations of standard device sound cards, ensuring that your favorite tracks from platforms like Tidal, Apple Music, or Spotify are delivered in studio-level quality. Supporting high-resolution audio formats — including PCM up to 32bit 384KHz, DSD up to 256, and MQA files — the D1P allows you to immerse yourself in the full depth of your music, unveiling every note with clarity and detail.

Power Meets Efficiency

The D1P showcases an exceptional ability to deliver ample power to drive audiophile-grade headphones between 10 to 600 ohms without draining unnecessary power from your device. This precision in power management ensures your listening sessions are extended, with uncompromised sound quality.

Versatility in the Palm of Your Hand

  • USB C Input: Provides a modern, high-quality connection to your devices for both power and audio.
  • Optical Input: Ensures compatibility with home theaters, TV's and devices with optical outputs.
  • Analog Output: Offers connections to any speaker setup, from vintage amps to modern systems.
  • Headphone Jack: Supports a broad spectrum of headphones for personalized listening.

Tailored Listening

Audioengine values your control over the listening experience. The D1P features an output toggle switch, allowing you to smoothly switch between headphones or speakers. This control lets you fill the room with music or immerse yourself in a private listening session, catering to your preference at on demand.

From Desk to Destination: Premium Sound That Follows You

Are you tired of being tethered to your desk or home for high-quality music experiences? The D1P breaks down these barriers, enhancing your listening experience wherever you go. With the D1P, high-fidelity sound isn't confined to a single location; it follows you.

Whether you're perfecting a playlist at your desk or savoring a moment of relaxation in a café, the D1P ensures your music always meets the highest standard of clarity and depth. This compact powerhouse transforms any space into your personal concert hall, proving that premium sound quality can travel with you, everywhere. Embrace the freedom to enjoy your favorite tracks without compromise, no matter where life takes you.

What's in the box

1
D1P 32 Bit Portable Headphone Amplifier & DAC (Open Box)
1
USB-C cable
1
Microfiber product bag
1
Setup guide
1
Lightning to USB-C cable

Questions & answers about the D1P 32 Bit Portable Headphone Amplifier & DAC (Open Box)

All Optical audio is considered a "fixed" output, meaning volume will not attenuate from the TV remote. If you have an HD5/HD6 you can use the Audioengine remote for this. Fo

We take great pride in our products, and go through great lengths to ensure consistency and quality. For that reason, this item was randomly selected for an additional step of Quality Assurance.

No external power is required. The D1P has a minimal power draw and can be powered directly by your mobile device or computer, ensuring efficient operation without significant power consumption. If you do not have a computer close by and are using the optical, any 5v DC USB power supply will work.

The D1P supports a wide range of headphones, from 10-600 Ohms, accommodating nearly all audiophile-grade headphones.

The D1P gives priority to the optical input over USB when dual connected.

Ensure the toggle switch is set to the headphone output and not the line out. This common step is overlooked and is crucial for directing audio correctly.

Key components include a Savitech SA9312 USB, an ESS ES9219C DAC for superior audio decoding, and a Cirrus Logic CS8416 for optical input, ensuring premium performance and sound quality.

The Toslink digital optical input allows the D1P to accept PCM stereo streams from any optical source, like TVs, computers, and media servers, providing flexible and high-quality audio connectivity.

The D1P processes PCM digital audio up to 32 bits and a maximum sample rate of 384kHz. It also supports DSD playback up to DSD128, allowing for high-resolution audio playback.

Yes, the D1P has built-in MQA hardware to complete the final unfold of an MQA audio file, offering a crystal clear listening experience.

The D1P supports MQA, FLAC, PCM, and DSD formats, ensuring it can handle a wide range of high-quality audio files for your listening pleasure.

By bypassing your computer’s internal DAC or sound card, the D1P with its advanced DAC technology and custom audiophile-grade connectors delivers a more expansive and detailed soundstage, enhancing your listening experience across platforms like iTunes, TIDAL, Spotify, and Pandora.

The D1P accepts both USB-C and S/PDIF optical input from any device with a TOSLINK digital optical, for your digital audio sources.

It is powered by your devices through a USB-C connection, with no need for an additional/external power source. This ensures convenient and versatile use across all your digital devices on-the-go, or from your home.

Absolutely, the D1P is engineered to power audiophile-grade headphones effortlessly. Its robust yet portable 32-bit headphone amplifier ensures superior sound quality from even the most demanding headphones.

The D1P works with iOS, Android, MacOS, and Windows devices, supporting any device with a USB or digital audio output, including phones, laptops, and computers.

Audio formats and bitrates are shown by the color of the indicator light on the D1P

White   PCM 32-48kHz

Green   PCM 88.2-192kHz, DSD64, Optical

Blue      PCM 352.8-384kHz, DSD128

Purple  MQA Rendering

*When connected to a Mac or PC, the indicator light reflects what your system sound audio output quality is set to, not the bitrate of the specific track you’re playing.

Compare Us to the Competition

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16 bit, up to 48 kHz
aptX, AAC, SBC
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Which Audioengine Headphone Amplifier & DAC is right for you?

Price
Built-In Power Amp
Input Bit Depth
USB Connectivity
Optical Connectivity
RCA Output
Headphone Port
Headphone Amplifier
Headphone Impedance
Portability
Supported Formats
D1P 32 Bit Portable Headphone Amplifier & DAC (Open Box)
$169
ES9219C
32-bit
Yes
Yes
Yes
Yes
Yes
  • 10 ohms to 600 ohms
  • Portable
  • PCM
  • DSD
  • MQA
    DAC3 Portable Headphone Amplifier & DAC
    $149
    ES9281A
    32-bit
    Yes
    No
    No
    Yes
    Yes
    • 10 ohms to 600 ohms
    • Highly Portable
    • PCM
    • DSD
    • MQA
      D1 Desktop Headphone Amplifier and DAC
      $169
      ESS ES9018
      32-bit
      Yes
      Yes
      Yes
      Yes
      Yes
      • 10 ohms to 600 ohms
      • Desktop
      • PCM
      • DSD

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