1. Produk Langkungview
The HIFI WALKER H20 Ultra is a high-resolution digital audio player designed for audiophiles. It features advanced audio processing, versatile connectivity, and a user-friendly interface, delivering studio-grade sound quality in a portable form factor.

2. Eusi Paket
Pastikeun yén sadaya item anu didaptarkeun di handap kalebet kana pakét anjeun:
- H20 Ultra MP3 Player
- Kabel Data USB-C
- Kartu TF 128GB
- Velvet Storage Bag
- Manual pamaké

3. Tata Letak sareng Kontrol Alat
Familiarize yourself with the physical layout and controls of your H20 Ultra player.
Kadali Samping

- Jilid Kenop: Rotatable knob for precise volume adjustment.
- Tombol Daya: Press and hold to power on/off. Short press to toggle screen on/off.
- Kancing Lagu Saméméhna/Salajengna: Navigasi antara lagu.
- Tombol Puter/Reureuh: Kontrol playback musik.
Top and Bottom Ports

- Kaluaran 3.5mm Tungtung Tunggal: Soket headphone standar.
- 4.4mm kaluaran saimbang: For high-fidelity audio with compatible headphones.
- Palabuhan USB-C: For charging, data transfer, and USB DAC functionality.
- Slot Kartu MicroSD: For expandable storage up to 1TB.
4. Setélan
4.1 Ngecas Alat
Before first use, fully charge your H20 Ultra. Connect the provided USB-C cable to the device and a compatible USB power adapter (not included). The device supports 3-hour fast charging and offers up to 36 hours of playback on a full charge.

4.2 Nyelapkeun Kartu MicroSD
The H20 Ultra comes with 128GB of internal storage and supports expandable storage via a microSD card up to 1TB. Gently insert the microSD card into the designated slot until it clicks into place.
4.3 Powering on / Pareum
Press and hold the Power button on the side of the device for a few seconds to power it on or off. A short press will toggle the screen on or off during operation.
4.4 Pilihan Basa Mimiti
Upon first startup, you will be prompted to select your preferred language from the touchscreen interface.
5. Parentah Operasi
5.1 Navigasi Antarbeungeut Pamaké
The H20 Ultra features a 4-inch full touchscreen with an intuitive UI. Navigate through menus and options by tapping and swiping. Physical buttons on the side provide quick access to playback controls and volume adjustment.

5.2 Puterkeun Musik
The H20 Ultra supports a wide array of high-resolution audio formats, including DSD, FLAC, WAV, ALAC, APE, M4A, and MP3. It offers native DSD256 decoding and PCM up to 768kHz/32bit.

Ngotéktak Musik
Access your music library through categories such as All Songs, Folders, Albums, Artists, and Genres. You can also create and manage playlists.
Setélan ékualiser
Customize your audio experience with the built-in equalizer. Choose from preset modes (e.g., Pop, Blues, Classic, Jazz, Rock, Dance, Metal, Voice) or create a custom profile pikeun nyocogkeun karesep anjeun.

5.3 Konektipitas Bluetooth
The H20 Ultra features Bluetooth 5.2 with support for aptX HD and LDAC codecs, ensuring high-resolution wireless audio streaming. It supports both transmitter (TX) and receiver (RX) modes.

Masangkeun sareng Alat Bluetooth
- Pindah ka Setélan > Setélan nirkabel > Bluetooth.
- Pindahkeun Bluetooth ON.
- Pilih Scan Bluetooth to search for available devices.
- Choose your desired device from the list to pair.
5.4 Konektipitas Wi-Fi
The device supports Wi-Fi for firmware updates and receiving songs wirelessly. To connect to Wi-Fi, navigate to Setélan > Setélan nirkabel > Wifi, turn it ON, and select your network.
5.5 USB DAC Functionality
The H20 Ultra can function as a USB DAC, allowing it to process digital audio from your computer or other devices for enhanced sound quality. Connect the device to your computer via the USB-C cable and select the USB DAC mode in the settings.
6. Pangropéa
6.1 Perawatan Batré
To prolong battery life, avoid fully discharging the device frequently. Charge the 3000mAh battery regularly. The device supports up to 36 hours of playback and 3-hour fast charging.
6.2 beberesih
Use a soft, dry cloth to clean the device. Avoid using harsh chemicals or abrasive materials that could damage the screen or casing.
6.3 Apdet firmware
Periodically check for firmware updates to ensure optimal performance and access to new features. Connect the device to Wi-Fi and navigate to Setélan > Setélan Sistim > Firmware Update.
7. Cara ngungkulan
- Alat teu hurung: Pastikeun alatna tos dicas pinuh. Sambungkeun kana sumber daya teras cobian deui.
- Teu aya sora: Check headphone connections (3.5mm or 4.4mm) and ensure volume is not muted or too low. Verify that the correct output mode is selected.
- Masalah sambungan Bluetooth: Ensure Bluetooth is enabled on both the H20 Ultra and the pairing device. Try unpairing and re-pairing the devices. Move closer to the Bluetooth device to reduce interference.
- Fileteu dipikawanoh: Pastikeun audio files are in a supported format. Verify that the microSD card is properly inserted and not corrupted. Try updating the music database via settings.
- Layar rampa teu ngaréspon: Pareuman terus hurungkeun deui alatna. Upami masalahna masih aya, laksanakeun reset pabrik (catetan: ieu bakal ngahapus sadaya data).
8. Spésifikasi
| Nomer Modél Item | H20 Ultra |
| merek | HIFI WALKER |
| Chip DAC | ESS ES9038Q2M |
| Kapasitas Panyimpenan Mémori | 128 GB (tiasa dilegaan dugi ka 1TB nganggo microSD) |
| Téhnologi konektipitas | Bluetooth 5.2 (aptX HD, LDAC), USB-C, Wi-Fi |
| Ukuran layar | 4 inci |
| Batré | 3000mAh (up to 36 hours playback) |
| Kaluaran Audio | 3.5mm Tungtung Tunggal, 4.4mm Seimbang |
| Format Audio Dirojong | DSD256, PCM up to 768kHz/32bit, WAV, FLAC, ALAC, APE, M4A, MP3, etc. |
| Item Beurat | 14.4 ons |
| Produsén | HIFI WALKER |
9. Garansi jeung Rojongan
For warranty information and customer support, please refer to the specific warranty card included in your product package or visit the official HIFI WALKER website. The manufacturer is HIFI WALKER.





