1. Bubuka
This manual provides detailed instructions for the RUIZU D18 MP3 Player. Please read this manual thoroughly before using the device to ensure proper operation and to maximize your user experience. The RUIZU D18 is a portable digital audio player featuring Bluetooth 5.3 connectivity, a 2.4-inch curved screen, touch buttons, and various multimedia functions.
2. Eusi Paket
Pastikeun yén sadaya item aya dina bungkusan:
- 1 x Portable MP3 Player with Bluetooth (RUIZU D18)
- 1 x 3.5mm Stereo Headphone
- 1 x Kabel USB Tipe-C
- 1 x Manual Pamaké Inggris

Image: The RUIZU D18 MP3 Player shown with its included wired headphones.
3. Alat Leuwihview
The RUIZU D18 MP3 Player features a sleek design with a 2.4-inch curved screen and intuitive touch controls.
3.1 Panel payun

Gambar: Hareupeun view of the RUIZU D18 MP3 Player, highlighting the 2.4-inch curved screen and touch-sensitive control buttons. The screen displays a music interface, and the circular touch area below it includes playback controls.
- 2.4-inch Curved Screen: Displays menus, music information, videos, and e-books.
- Tombol Toél: Navigate menus and control playback. The central button is for play/pause/confirm, and surrounding buttons are for navigation (up, down, left, right), previous/next track, and menu access.
3.2 Panel Sisi sareng Handap

Image: A diagram showing the various ports and controls on the RUIZU D18 MP3 Player, including the speaker, touch screen, Micro SD card slot, 3.5mm AUX port, Type-C USB port, volume buttons, and power button.
- Tombol Daya: Pencét jeung tahan pikeun ngahurungkeun/pareum. Pencét pondok pikeun ngonci/muka konci layar.
- Tombol Volume: Saluyukeun tingkat kaluaran audio.
- Slot Kartu SD Mikro: Supports external memory expansion up to 128GB.
- Port AUX 3.5mm: Pikeun nyambungkeun headphone kabel atawa alat audio éksternal.
- Port USB Tipe-C: Pikeun ngecas sareng mindahkeun data.
- Speaker Diwangun-di: Allows audio playback without headphones.
4. Setup Awal
4.1 Ngecas Alat
Before first use, fully charge the MP3 player. Connect the included Type-C USB cable to the device's USB port and the other end to a USB power adapter (not included) or a computer's USB port. The battery indicator on the screen will show charging status.
4.2 Nyelapkeun Kartu Micro SD
The device has 32GB of internal memory. To expand storage, insert a Micro SD card (up to 128GB, not included) into the Micro SD card slot until it clicks into place. Ensure the card is inserted correctly to avoid damage.

Gambar: A close-up view of the Micro SD card slot on the RUIZU D18 MP3 Player, illustrating how to insert an external memory card.
4.3 Mindahkeun Files
To transfer music, videos, photos, or e-books to the device:
- Connect the MP3 player to your computer using the Type-C USB cable.
- Alat éta bakal némbongan salaku disk anu tiasa dicabut dina komputer anjeun.
- Sered jeung leupaskeun nu dipikahayang files into the appropriate folders (e.g., 'Music', 'Video', 'Pictures', 'Ebook') on the device or Micro SD card.
- Cabut alat tina komputer anjeun kalayan aman sateuacan nyabut kabel USB.
5. Parentah Operasi
5.1 Hurung/Pareum sareng Konci Layar
- Daya Hurung: Pencét jeung tahan tombol Daya pikeun sababaraha detik.
- Pareum listrik: Press and hold the Power button for a few seconds and confirm 'Power Off' on the screen.
- Konci layar/Buka konci: Pencét pondok tombol Daya.
5.2 Napigasi Antarmuka
Use the touch buttons to navigate through menus. The central button typically acts as 'Enter' or 'Confirm', while the surrounding buttons are for directional movement and selection.
5.3 Puterkeun Musik
The RUIZU D18 supports HiFi lossless audio playback.

Image: The RUIZU D18 MP3 Player's screen showing various music playback features, including an equalizer, A-B loop function, playlist management, variable speed playback, album cover display, and lyric synchronization.
- Tina ménu utama, pilih 'Musik'.
- Browse by Artist, Album, Genre, or All Songs.
- Pilih lagu pikeun ngamimitian muterkeun.
- During playback, use the touch buttons to control volume, skip tracks, play/pause, and access playback options (e.g., Equalizer, A-B Repeat, Variable Speed Playback, Lyrics).
5.4 Konektipitas Bluetooth
The device features Bluetooth 5.3 for wireless audio output.

Image: The RUIZU D18 MP3 Player displaying its Bluetooth 5.3 capability, with a stable connection indicated to a pair of wireless earbuds. A note clarifies that the player cannot pair with phone or laptop Bluetooth.
- From the main menu, select 'Bluetooth'.
- Hurungkeun Bluetooth 'Aktif'.
- The player will search for nearby Bluetooth audio devices (e.g., headphones, speakers).
- Pilih alat anu dipikahoyong tina daptar pikeun dipasangkeun.
- Catetan: This MP3 player is designed to connect to Bluetooth audio output devices (headphones, speakers) and cannot be paired with smartphones or laptops for file transfer or control.
5.5 Radio FM
Listen to local FM radio stations.
- Connect wired headphones to the 3.5mm AUX port; they act as the antenna.
- Tina ménu utama, pilih 'Radio FM'.
- Use the options to auto-scan for stations or manually tune.
5.6 Recorder sora
Rekam audio nganggo mikropon anu tos dipasang.
- From the main menu, select 'Recorder'.
- Choose 'Start Voice Recording' to begin.
- Press the central button to pause/resume, and the menu button to stop and save.
5.7 Puterkeun Pidéo
The device supports video playback. Ensure video files are in compatible formats (e.g., AMV, AVI). If your video files are not playing, they may need to be converted using the provided conversion tool on the device's internal memory when connected to a computer.
- Tina ménu utama, pilih 'Pidéo'.
- Browse and select your video file maén.
5.8 Pamaca E-Book
Maca téks files (contona, format TXT).
- From the main menu, select 'E-Book'.
- Pilih téks file pikeun muka sareng maca.
5.9 Pedométer
Track your steps during physical activity.
- From the main menu, select 'Pedometer'.
- Activate the pedometer function before starting your activity.

Image: A visual representation of the RUIZU D18 MP3 Player's versatile functions, including FM Radio, Voice Recorder, Pedometer, E-Book reading, Video playback, and Alarm Clock capabilities.
6. Pangropéa
- Jaga alat tetep garing. Uap cai tiasa ngaruksak komponén éléktronik.
- Hindarkeun suhu anu ekstrim.
- Bersihkeun layar sareng awak nganggo lawon anu lemes sareng garing. Entong nganggo bahan kimia anu keras.
- Jaga layar tina goresan.
- Hindarkeun ragrag atanapi ngagentoskeun alat kana tabrakan anu kuat.
7. Cara ngungkulan
| Masalah | Solusi anu mungkin |
|---|---|
| Alat teu hurung. | Ensure the battery is charged. Connect to a power source and try again. If unresponsive, press the reset button (if available, often a small pinhole) or hold the power button for an extended period (10-15 seconds). |
| Teu bisa mindahkeun files kana alat. | Ensure the USB cable is securely connected. Try a different USB port or cable. Verify the device is recognized as a removable disk on your computer. |
| Bluetooth headphones do not connect. | Ensure Bluetooth is enabled on both the MP3 player and the headphones. Place devices close to each other. Ensure headphones are in pairing mode. Restart both devices. Note that the player cannot pair with phones or laptops. |
| Sababaraha musik files do not play. | Pariksa éta file format is supported (e.g., MP3, WMA, APE, FLAC, WAV, AAC-LC, ACELP). Corrupted files may not play. Try re-transferring the files. |
| Video files do not play or have distorted audio. | Pastikeun video files are in supported formats (AMV, AVI). If issues persist, use the provided video conversion tool (often found on the device's internal memory when connected to a PC) to convert files to a compatible format. |
| Layar henteu ngaréspon atanapi beku. | Press and hold the Power button to force a restart. If available, use a pin to press the reset button. |
8. Spésifikasi
| Fitur | Rincian |
|---|---|
| Nomer modél | D18 |
| Dimensi produk | 4.29 x 1.97 x 0.35 inci |
| Item Beurat | 3.17 ons |
| Ukuran layar | 2.4 inci |
| Mémori internal | 32GB |
| Mémori anu tiasa dilegakeun | Ngarojong kartu Micro SD nepi ka 128GB |
| Vérsi Bluetooth | 5.3 |
| Téhnologi konektipitas | Aux, Bluetooth, USB (Type-C) |
| Jenis Batré | Litium Polimér |
| Fitur husus | Alarm Clock, EBook, Resume Playback, Calendar, Stopwatch, Pedometer, Hi-Res Audio, Video Playback, Shuffle, Voice Recorder, Equalizer |
| Alat nu cocog | Headphones, Personal Computer, Speakers |
| Jenis Média | Micro SD |
9. Garansi jeung Rojongan
For warranty information and technical support, please refer to the documentation included with your purchase or contact RUIZU customer service through their official websitus atanapi pangecér tempat produk éta dipésér. Simpen bukti pameseran anjeun pikeun klaim garansi.





