* Delivery may be delayed depending on manufacturer stock status.

Reasons to Choose Hidizs S3 PRO
No need to bundle it with a device. The S3 Pro stands out for its wide compatibility, ultra-portable design, and plug-and-play functionality.
Without the S3 Pro, multiple audio formats cannot be supported on lossless players that lack MQA and DSD support.
However, using the S3 Pro allows these unsupported music formats to be played on your player. Enjoy master-level sound quality like never before!
ESS9281C Pro DAC
Low power consumption, ultra-low distortion, near-zero noise, MQA support. Supports PCM up to 32Bit/384kHz and DSD128. Enjoy superb sound quality on your terms.
* Data provided by ESS Technology Incorporated.


8X MQA Support
MQA audio technology is supported by the Hidizs S3 Pro portable DAC AMP, enabling full unfolding of MQA files for exceptional audio quality.
To achieve 8x unfolding of MQA audio, you need to install a music service that supports MQA on your playback device (such as HiBy Music, TIDAL, etc.).
Fully Experience TIDAL Masters, HiBy Music & Apple Music
Looking for a dongle that can unlock the full potential of TIDAL HiFi membership, HiBy Music, or Apple Music?
S3 PRO is here for you! It maximizes the potential of TIDAL audio resources, HiBy Music MQA, and Apple Music spatial audio and free lossless audio, delivering the optimal performance you’ve been craving!
*To enjoy Apple Music, you need to purchase a Lightning OTG cable separately.


choose your preference
3 firmwares - 3 stunning styles to choose from:
- Transparent treble, bright, clean, crisp and detailed.
- Tone balance for pure and pleasant sound.
- More pronounced bass with incredible elasticity and amazing depth.
Enhanced listening experience
Four Panasonic condensers have been added to improve your listening experience. The treble is cleaner, warmer, and more transparent.


Your music shines - sampling rate indicator light
The LED indicators light up in different colors in sync with the sampling rate of the currently playing track.
- Red: 44.1k-48k
- Blue: 88.2k-384k
- Pink: MQA
ultra portable
It is only 20 mm in diameter and 90 mm long. It's a small coin, about the size of a penny.
S3 Pro stands out from the crowd with its minimalism, high performance, and go-anywhere durability.


Support wire control earphone with microphone
Very convenient for practical use!
Are you looking for a DAC dongle that not only supports wired control of play/pause and volume functions, but also supports calls without having to pull it out of your phone when a call comes in?
Then S3 PRO is your best choice.
excellent cable
Mixed knitting of 2 high purity silver cores + 2 OFC wires (60 wires each). Silver wire provides bright and clean sound quality.
OFC wire adds smoother and gentler performance.

Hi-Res Audio Certification
Hi-Res Audio certification is a design proposed and defined by Sony and approved by JAS (Japan Audio Society) and CEA (Consumer Electronics Association) that requires an audio device's ability to handle digital resolutions of 24-bit/96kHz or higher.
The purpose of ultimate music quality and original sound reproduction.
Contents
| S3 pro x1 | USB-A adapter x 1 |
| Warranty x 1 | User manual x 1 |
Technical specifications
| dimensions | 20×10×90mm |
|---|---|
| net weight | Approximately 6g |
| MQA support | X8 |
| sampling rate indicator light | Correspondence |
| D/A chip | ESS ES9281C Pro |
| sampling frequency | Up to 32Bit/384kHz |
| DSD | max 128 |
| output | Single-ended 3.5mm headphone port |
| Total harmonic distortion + noise | 0.0008% |
| signal to noise ratio | 117dB |
| channel separation | 70dB |
| frequency response | 20Hz~40kHz(±0.1dB) |
| output power | LR 55mW@32Ω 3.5mm SE |
| power connector | Type C |
| Compatible system | Windows 10, Mac OS, iPad OS, Android, iOS and later systems. (For iOS users, Lightning OTG cable must be purchased separately) |









