1. Produk Lebihview
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. Kandungan Pakej
Sahkan bahawa semua item yang disenaraikan di bawah disertakan dalam pakej anda:
- H20 Ultra MP3 Player
- Kabel Data USB-C
- Kad TF 128GB
- Beg Simpanan Baldu
- Manual Pengguna

3. Reka Letak Peranti dan Kawalan
Familiarize yourself with the physical layout and controls of your H20 Ultra player.
Kawalan Sampingan

- Tombol Kelantangan: Rotatable knob for precise volume adjustment.
- Butang Kuasa: Press and hold to power on/off. Short press to toggle screen on/off.
- Butang Trek Sebelumnya/Seterusnya: Navigasi antara trek.
- Butang Main/Jeda: Kawal main balik muzik.
Pelabuhan Atas dan Bawah

- Output Hujung Tunggal 3.5mm: Bicu fon kepala standard.
- Output Seimbang 4.4mm: For high-fidelity audio with compatible headphones.
- Port USB-C: For charging, data transfer, and USB DAC functionality.
- Slot Kad MicroSD: Untuk storan yang boleh dikembangkan sehingga 1TB.
4. Persediaan
4.1 Mengecas Peranti
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 Memasukkan Kad 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 Menghidupkan/Mematikan
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 Initial Language Selection
Upon first startup, you will be prompted to select your preferred language from the touchscreen interface.
5. Arahan Operasi
5.1 Navigasi Antara Muka Pengguna
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 Main balik Muzik
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.

Melayari Muzik
Access your music library through categories such as All Songs, Folders, Albums, Artists, and Genres. You can also create and manage playlists.
Tetapan Penyama
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 sesuai dengan pilihan anda.

5.3 Kesambungan 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.

Berpasangan dengan Peranti Bluetooth
- Pergi ke tetapan > Tetapan Wayarles > Bluetooth.
- Togol Bluetooth ON.
- Pilih Imbasan Bluetooth to search for available devices.
- Pilih peranti yang anda inginkan daripada senarai untuk dipasangkan.
5.4 Kesambungan Wi-Fi
The device supports Wi-Fi for firmware updates and receiving songs wirelessly. To connect to Wi-Fi, navigate to tetapan > Tetapan Wayarles > Wi-Fi, 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. Penyelenggaraan
6.1 Penjagaan Bateri
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 Pembersihan
Gunakan kain lembut dan kering untuk membersihkan peranti. Elakkan menggunakan bahan kimia yang keras atau bahan kasar yang boleh merosakkan skrin atauasing.
6.3 Kemas Kini Perisian Tegar
Periodically check for firmware updates to ensure optimal performance and access to new features. Connect the device to Wi-Fi and navigate to tetapan > Tetapan Sistem > Kemas Kini Perisian Tegar.
7. Penyelesaian masalah
- Peranti tidak dihidupkan: Pastikan peranti dicas sepenuhnya. Sambungkannya ke sumber kuasa dan cuba lagi.
- Tiada bunyi: 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.
- Isu 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.
- Filetidak dikenali: Pastikan 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.
- Skrin sentuh tidak bertindak balas: Restart the device. If the issue persists, perform a factory reset (note: this will erase all data).
8. Spesifikasi
| Nombor Model Item | H20 Ultra |
| Jenama | HIFI WALKER |
| Cip DAC | ESS ES9038Q2M |
| Kapasiti Penyimpanan Memori | 128 GB (boleh dikembangkan sehingga 1TB melalui microSD) |
| Teknologi Ketersambungan | Bluetooth 5.2 (aptX HD, LDAC), USB-C, Wi-Fi |
| Saiz Skrin | 4 Inci |
| Bateri | 3000mAh (up to 36 hours playback) |
| Output Audio | 3.5mm Hujung Tunggal, 4.4mm Seimbang |
| Format Audio yang Disokong | DSD256, PCM up to 768kHz/32bit, WAV, FLAC, ALAC, APE, M4A, MP3, etc. |
| Berat Barang | 14.4 auns |
| Pengeluar | HIFI WALKER |
9. Waranti dan Sokongan
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.





