1. ຜະລິດຕະພັນເກີນview
The Hidizs S3 PRO is a compact and portable Digital-to-Analog Converter (DAC) and headphone amplifier designed to enhance audio quality from various devices. It features an ESS9281C PRO DAC chip, supports MQA audio, and offers broad compatibility with Windows, Mac, Android, and iOS systems.

Image 1.1: Hidizs S3 PRO Portable DAC Headphone Ampມີຊີວິດຊີວາ.
ຄຸນນະສົມບັດທີ່ສໍາຄັນ:
- ESS9281C PRO DAC: Provides low power consumption, ultra-low distortion, and near-zero noise. Supports PCM up to 32Bit/384kHz and DSD128.
- 8X MQA Support: Capable of fully 'unfolding' MQA files for high-fidelity audio playback.
- ການອອກແບບ Ultra-Portable: Compact dimensions (0.79 in diameter, 3.54 in length) for easy transport.
- ສາຍເຄເບີ້ນຄຸນນະພາບສູງ: Features a mixed braiding of 2 core high purity silver and 2 core OFC wires (60 strands each) for optimal signal transmission.
- Wire Control Support: Compatible with earphones featuring inline controls for playback, volume, and phone calls.
- Sampling Rate Indicator Light: An LED light changes color to indicate the current audio sampອັດຕາການລິງ.
- ຄວາມເຂົ້າກັນໄດ້ຫຼາຍລະບົບ: Supports Windows, Mac, Android, iPadOS, and iOS devices.
2. ເນື້ອໃນຊຸດ
ກວດສອບວ່າລາຍການທັງຫມົດແມ່ນມີຢູ່ໃນຊຸດ:
- ຫູຟັງ DAC ແບບພົກພາ Hidizs S3 PRO Ampມີຊີວິດຊີວາ
- USB-A adapter x 1
- ຄູ່ມືຜູ້ໃຊ້ (ເອກະສານນີ້)
3. ຄໍາແນະນໍາການຕິດຕັ້ງ
3.1 ການເຊື່ອມຕໍ່ກັບອຸປະກອນ
- Identify the USB-C Connector: The S3 PRO features a USB-C connector for connecting to your source device.
- ເຊື່ອມຕໍ່ກັບອຸປະກອນແຫຼ່ງຂໍ້ມູນ:
- For devices with a USB-C port (Android phones, MacBooks, Windows PCs with USB-C): Directly plug the S3 PRO's USB-C connector into the device's USB-C port.
- For devices with a standard USB-A port (most Windows PCs): Use the included USB-A adapter. Connect the S3 PRO's USB-C end to the adapter, then plug the adapter into the USB-A port.
- For iOS devices (iPhones, iPads with Lightning port): A Lightning OTG cable (not included) is required and must be purchased separately. Connect the S3 PRO to the Lightning OTG cable, then to your iOS device.
- ເຊື່ອມຕໍ່ຫູຟັງ: Plug your 3.5mm headphones or earphones into the 3.5mm audio jack on the S3 PRO.

Image 3.1: Connecting the S3 PRO to a smartphone and earphones.
3.2 ການຕິດຕັ້ງໄດຣເວີ (Windows ເທົ່ານັ້ນ)
For Windows operating systems, it may be necessary to install specific drivers for optimal performance. Visit the official Hidizs website to download the latest drivers for the S3 PRO model. Follow the on-screen instructions for installation.
Note: Windows 7 and earlier versions are not supported. Mac, Android, and iOS systems typically do not require additional driver installation.
4. ຄໍາແນະນໍາການດໍາເນີນງານ
4.1 ການຫຼິ້ນສຽງ
Once connected, your device should automatically recognize the S3 PRO as an external audio output device. Select the S3 PRO as your preferred audio output in your device's sound settings or music application.
4.2 ສampling ແສງຕົວຊີ້ວັດອັດຕາ
The S3 PRO features an LED indicator that illuminates in different colors to show the current audio sampອັດຕາການລ້າ:
- ສີແດງ: Indicates a sampling rate of 44.1kHz - 48kHz.
- ສີຟ້າ: Indicates a sampling rate of 88.2kHz - 384kHz.
- ສີບົວ: Indicates MQA audio playback.

Image 4.1: The S3 PRO's LED indicator showing the sampອັດຕາການລິງ.
4.3 MQA Playback
To utilize the 8X MQA unfolding capability, ensure you are using a music service and application that supports MQA (e.g., TIDAL Masters, HiBy Music). The S3 PRO will automatically detect and process MQA files, indicated by a pink LED light.

Image 4.2: Visual representation of MQA audio support with the S3 PRO.
4.4 Wire Control Functionality
If your earphones are equipped with inline controls, the S3 PRO supports these functions for convenience:
- ການຄວບຄຸມການຫຼິ້ນ: ຫຼິ້ນ/ຢຸດດົນຕີ.
- ການປັບລະດັບສຽງ: ເພີ່ມຫຼືຫຼຸດລົງປະລິມານ.
- ການຄຸ້ມຄອງການໂທ: Answer or end phone calls without disconnecting the dongle.
5. Firmware and Tuning Styles
The Hidizs S3 PRO offers three distinct firmware tuning styles to customize your listening experience. These can typically be switched via a firmware update tool available on the Hidizs website. Refer to the official Hidizs support page for detailed instructions on how to update firmware and select tuning styles.
- Transparent Treble: Bright, clean, crisp, and detailed sound profile.
- Tonal Balance: A pure and pleasing sound with balanced frequencies.
- Prominent Bass: Enhanced bass with notable elasticity and depth.

Image 5.1: Representation of the S3 PRO's three available tuning styles.
6. ຄວາມເຂົ້າກັນໄດ້
The Hidizs S3 PRO is designed for broad compatibility with various operating systems:
- Windows: Supports Windows 8 and newer versions. (Windows 7 and earlier are not supported).
- MacOS: ໄດ້ຮັບການສະໜັບສະໜູນຢ່າງເຕັມທີ່.
- Android: ໄດ້ຮັບການສະໜັບສະໜູນຢ່າງເຕັມທີ່.
- iOS/iPadOS: Supported, but requires a separate Lightning OTG cable for Apple devices with a Lightning port.

Image 6.1: Operating system compatibility for the Hidizs S3 PRO.
7. ຂໍ້ມູນຈໍາເພາະ
| ຄຸນສົມບັດ | ລາຍລະອຽດ |
|---|---|
| ຍີ່ຫໍ້ | ຮິດດິສ |
| ໝາຍເລກຕົວແບບ | S3PRO |
| ຊິບ DAC | ESS9281C PRO |
| ສະຫນັບສະຫນູນ PCM | Up to 32Bit/384kHz |
| ຮອງຮັບ DSD | DSD64/128 |
| ຮອງຮັບ MQA | 8X MQA Unfolding |
| THD+N | -110dB |
| SNR | +130dB |
| ຜົນໄດ້ຮັບ Jack | 3.5mm ສິ້ນດຽວ |
| ປະເພດການໂຕ້ຕອບ | USB-C |
| ວັດສະດຸ | ອາລູມີນຽມ |
| ຂະໜາດສິນຄ້າ | 3.54 x 0.79 x 0.39 ນິ້ວ |
| ນ້ໍາຫນັກລາຍການ | 2.39 ອອນ |
| ປະເພດສາຍ | Mixed Braiding (2 core high purity silver + 2 core OFC) |
8. ການແກ້ໄຂບັນຫາ
- ບໍ່ມີສຽງອອກ:
- Ensure the S3 PRO is securely connected to both your source device and headphones.
- Verify that the S3 PRO is selected as the default audio output device in your operating system's sound settings.
- Check the volume levels on both your source device and any inline headphone controls.
- For Windows, confirm that the necessary drivers are installed.
- Test with different headphones or a different source device to isolate the issue.
- MQA Indicator Not Lighting Up (Pink):
- Ensure you are playing MQA-encoded audio files.
- Verify that your music playback application (e.g., TIDAL, HiBy Music) is configured for MQA playback and is outputting to the S3 PRO.
- Check for available firmware updates for the S3 PRO on the Hidizs webເວັບໄຊ.
- Intermittent Audio or Disconnections:
- Ensure the connection between the S3 PRO and your device is stable and not loose.
- Avoid excessive bending or strain on the cable.
- Try connecting to a different USB port or a different source device.
- Ensure there are no conflicting audio drivers or software running on your device.
- ອຸປະກອນບໍ່ຮັບຮູ້:
- ປິດເປີດອຸປະກອນແຫຼ່ງຂອງທ່ານຄືນໃໝ່.
- Try connecting the S3 PRO to a different USB port.
- For Windows, ensure drivers are correctly installed.
- For iOS, confirm the Lightning OTG cable is compatible and functioning correctly.
9. ການບໍາລຸງຮັກສາແລະການດູແລ
- ທໍາຄວາມສະອາດ: Use a soft, dry cloth to clean the exterior of the S3 PRO. Avoid using harsh chemicals or abrasive materials.
- ການເກັບຮັກສາ: ເກັບຮັກສາອຸປະກອນໄວ້ໃນບ່ອນທີ່ເຢັນ, ແຫ້ງ, ຫ່າງຈາກແສງແດດໂດຍກົງ ແລະອຸນຫະພູມທີ່ຮ້າຍກາດ.
- ການຈັດການ: Handle the S3 PRO and its cable with care. Avoid pulling on the cable or applying excessive force to the connectors.
- ຄວາມຊຸ່ມ: Keep the device away from water and high humidity to prevent damage.
10. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
For warranty information, technical support, or further assistance, please refer to the official Hidizs webເວັບໄຊ ຫຼືຕິດຕໍ່ບໍລິການລູກຄ້າຂອງເຂົາເຈົ້າໂດຍກົງ. ຮັກສາຫຼັກຖານການຊື້ຂອງທ່ານສໍາລັບການຮ້ອງຂໍການຮັບປະກັນ.
Hidizs Official Webເວັບໄຊ: www.hidizs.net