Preface
First, thank you for purchasing the Music Player BF66/PB11. Please read this user manual carefully before using the product. By starting to use this product, you are deemed to have read and understood this manual.
This user manual is based on the latest information of the product at the time of factory shipment. The company reserves the right to modify the product specifications without prior notice.
The power interface of this product is designed for charging the built-in battery. Please use a computer USB port or a 5VDC/1A power adapter that complies with national standards and has passed the CCC certification. Do not connect to other power supply devices, as this may cause irreversible consequences such as failure to charge, data loss, or hardware damage. The company assumes no responsibility for such issues.
Please do not attempt to repair or disassemble the product by yourself, as this will void the after-sales service.
The company is not responsible for any editing errors or omissions in this document. Due to continuous product improvements, the company reserves the right to modify the product specifications without notice. No part of this manual may be reproduced, copied, or distributed in any form without prior written permission from the company.
Safety Precautions
- Keep the product away from electromagnetic environments, excessive moisture, dust, and other harsh conditions.
- Do not immerse the device in water. Avoid using any corrosive or abrasive cleaners to clean the product.
- Do not exert excessive pressure on the product.
- Avoid strong vibrations or impacts.
- It is recommended to turn down the volume before using headphones and gradually increase it to a suitable level. To protect your hearing, do not set the volume too high (doctors warn that prolonged use of high volume may damage hearing). If tinnitus occurs, lower the volume or stop using the device.
- Ensure the product is placed safely to prevent children from touching it and causing accidents or drops.
- Under normal conditions, the product takes about 3 hours to fully charge. After charging is complete, unplug it from the USB interface and do not keep it connected to the power source for a long time.
- Do not use headphones while driving, cycling, operating machinery, or engaging in tasks that require attention to external sounds.
- Battery charging notes:
- The product uses a polymer lithium battery, which is rechargeable.
- The polymer lithium battery must be replaced by a professional. Users should not replace it themselves (note: improper battery replacement may cause explosion; only the same type or equivalent battery can be used). Dispose of waste batteries through professional recycling channels to protect the environment.
- Battery life may vary depending on usage conditions and production time.
- Do not expose the battery to extreme heat, such as direct sunlight or fire.
- Software updates may cause differences between the actual use and the content of this manual. Please refer to the purchased product for details; this manual is for reference only.
Main Functions
- 4.7-inch full-view IPS display
- Full-screen capacitive touch control
- Support for multiple audio formats, lyrics synchronization, and multiple sound effects
- Video playback support with 1080P HD decoding
- Bluetooth 4.0 module with low power consumption, strong stability, and long transmission distance (supports two-way Bluetooth connection)
- Clock and alarm functions
- Support for multiple image formats and slideshow playback
- TF card support, with a maximum expansion of 128GB
- Multi-language support
- Built-in speaker
- Compatible with WIN7 and above
Product Overview & Button Definitions


| Number | Description | Number | Description |
|---|---|---|---|
| 1 | Volume Up | 2 | Volume Down |
| 3 | Reset Button | 4 | Power Button/Screen On/Off |
| 5 | Speaker | 6 | USB Interface (Type-C) |
| 7 | TF Card Slot | 8 | Recording Hole |
| 9 | Headphone Jack | 10 | Return |
| 11 | Home Button/Main Menu | 12 | Background Program |
| 13 | Display Screen |
Operation Instructions
Power On/Off
- Power On: Long-press the power button in the shutdown state to enter the startup screen.
- Power Off: Long-press the power button in the startup state to shut down.
Home Screen Introduction
- Status Bar: The top bar in specific function menus displays information such as time, battery level, and Bluetooth status.
- Function Icons: Directly tap icons on the home screen to access functions or settings.
System Reset
If the player freezes, press the "RESET" button (located between Volume- and Power buttons) to reset the system and force a restart. If it still does not turn on, check if the battery is dead.
Return
Tap the "β" icon in the upper left corner to return to the previous menu.
Volume Adjustment
- Button Method: In the playback interface, short-press the "Volume +"/"-" buttons to increase/decrease the volume, with the volume value displayed accordingly.
- Touch Method: Drag the volume slider on the pop-up volume bar on the desktop.
Charging & Battery Management
- 1. USB Charging: Connect the Type-C cable to a computer USB port or a compatible charger. The battery icon stops flashing when fully charged.
- Notes:
- New batteries require several charge-discharge cycles to reach optimal performance.
- If not used for a long time, charge/discharge at least once a month to prevent battery damage from over-discharge.
- Battery damage caused by over-discharge or non-proprietary chargers is not covered by the warranty.
Charging Methods
- Adapter Charging: Connect the adapter to a power source, then plug one end of the USB data cable into the adapter and the other end into the player's Type-C USB interface. Charging is complete when the battery icon stops flashing (approximately 3 hours). Use a 5VDC/1A power adapter that complies with national standards and has passed CCC certification.
- PC USB Charging: Connect the included USB cable to a computer's USB port and the player's Type-C interface. The player can also be used as a removable disk. Charging via PC USB may take longer than using an adapter. For faster charging, it is recommended to charge in shutdown mode.
- Note: Charger and player may warm up during charging, which is normal.
TF Card Usage
The device has a TF card slot for storing videos, pictures, e-books, etc. Insert the card by pushing it into the slot until it clicks. To remove, push the card inward; it will pop out, then gently pull it out.
Notes:
- Insert the card correctly as per the slot orientation.
- Do not remove the card during data operations (reading/copying) to avoid data errors.
- Store and use the card in a dry, cool environment, away from high temperatures and humidity.
- Keep the card away from liquids and corrosive materials.
Function Descriptions
Gallery
Tap the "Pictures" icon on the home screen to enter. Tap a target file to open it. When displaying a picture, the toolbar at the top includes options for delete, slideshow playback, edit, rotate left/right, crop, set as background, details, and print. The "
" icon in the lower left corner allows image editing. Swipe left/right to flip pages.
FM Radio
Tap the "Radio" icon on the home screen. Use "<"/">" to manually tune the frequency and select stations. Use "Iββ"/"βΊβΊI" to quickly select saved stations (marked with "β"). The "
" icon in the upper right corner enables auto-search for radio frequencies. "
" lets you choose headphone or speaker output, and "
" allows recording radio audio. Tap "
" to play/pause the radio.
Recorder
Tap the "Recording" icon on the home screen:
- Start Recording: Tap "
" to begin recording. - Pause/Resume: Tap "
" to pause; tap "
" again to resume. - Save Recording: Tap "
" to save the recording. - Recording List: Tap "
" to view recorded files (format: WAV and MP3).
Calendar
Tap the "Calendar" icon on the home screen. Use the "
" icon in the upper left corner to switch between daily, weekly, monthly, and schedule views. Select a day to add notes. The menu bar ("
") includes functions for new events, refresh, search, calendar display settings, clear all events, jump to date, and preferences.
File Management
Tap the "Files" icon on the home screen to view files on the device or TF card. Tap a file to open it; tapping music, videos, or pictures will enter their respective function interfaces. Features include creating new folders, searching, and long-pressing files for options like copy, cut, share, delete, rename, and view details.
Bluetooth
Tap the "Bluetooth" icon on the home screen. Turn on the switch in the upper right corner, search for new devices, and connect to available devices or auto-reconnect to previously paired devices (Bluetooth icon turns "
"). Select a device from the "Available Devices" list to connect.
Settings
Tap "Settings" on the home screen for various configurations:
- WLAN: Connect to WiFi networks.
- Bluetooth: Pair with devices like phones, Bluetooth headphones, or speakers.
- Memory: View internal storage status.
- Apps & Notifications: View recent apps and manage notification permissions.
- Battery: Check battery level and enable smart power-saving settings.
- Display: Adjust screen brightness, night mode, wallpaper, sleep timeout, screen rotation, font size, style, and screensaver.
- Sound: Adjust media, alarm, and notification volumes.
- Storage: Manage internal storage and TF card.
- Security: Set a lock screen password and encrypt data.
- Auto Shutdown: Select 5/10/15/20 minutes or "Never" for auto-shutdown.
- Auto Power On/Off: Schedule automatic power on/off times.
- System: Language & input, date & time, system update, factory reset, and device information.
Specifications
| Item | Details |
|---|---|
| Product Name | Digital Player |
| Model | BF66/PB11 |
| Dimensions (WxHxD) | 119*66.5*10mm |
| Display | 4.7-inch 1280x720 pixels IPS |
| Weight | Approximately 167g |
| Battery | 2500mAh polymer lithium battery |
| Signal-to-Noise Ratio | β₯85dB |
| TF Card Expansion | β€256GB |
| Audio Formats | MP3, OGG, FLAC, AAC, WAV, WMA, APE |
| Video Formats | RM, AVI, RMVB, FLV, MP4, DAT, MKV, MPG, MOV, TS |
| Recording Formats | WAV, MP3 |
| Image Formats | JPG, BMP, GIF, PNG |
| Interface | Type-C USB 2.0 |
| Audio Bit Rate | MP3: 32Kbps-320Kbps; WAV: 1411Kbps; AMR: 12.8Kbps; APE: 258Kbps-1411Kbps; FLAC: 265Kbps-1411Kbps |
| Compatible Systems | Windows 7 and above |
| Supported Languages | Simplified Chinese, Traditional Chinese, English (multi-language) |
| Operating Temperature | 0β45Β°C |
Audio specifications are for reference only. Slight deviations may occur due to electronic component differences. Refer to the actual product.
Accessories List
| Item | Quantity |
|---|---|
| Product Main Unit | 1 unit |
| Type-C data cable | 1 piece |
| User manual/warranty card/certificate | 1 set |
| Protective case | 1 piece |
Accessories are subject to the actual contents in the package.
Environmental Statement
In compliance with the Management Measures for Control of Pollution Caused by Electronic Information Products and relevant standards (SJ/T 11363-2006), the table below lists the presence and content of hazardous substances in product components:
| Component | Lead (Pb) | Mercury (Hg) | Cadmium (Cd) | Hexavalent Chromium (Cr6+) | Polybrominated Biphenyls (PBB) | Polybrominated Diphenyl Ethers (PBDE) |
|---|---|---|---|---|---|---|
| Case | Ξ | β | β | β | β | β |
| Circuit Board | Ξ | β | β | β | β | β |
| Battery | Ξ | Ξ | Ξ | β | β | β |
| ... | ... | ... | ... | ... | ... | ... |
Key: Ξ: The content of hazardous substances in all materials of this component is below the limit specified in SJ/T 11363-2006.X: The content of at least one hazardous substance in a homogeneous material of this component exceeds the limit. Note: Most components use environmentally friendly materials. Hazardous substances in certain components are unavoidable due to global technical limitations.
Warranty & Support
Three Guarantees Service Policy
- The service period starts from the purchase date, based on the invoice date.
- Warranty Period:
- Main Unit: 15-day replacement, 12-month repair.
- Cables/Accessories: 1-month replacement.
- Free accessories are not covered by the warranty.
- During the warranty period, faults caused by original component defects will be repaired or replaced free of charge after inspection by the dealer.
- Warranty services are limited to the terms specified herein. Contact the dealer within the applicable time frame for issues.
- Exclusions from Warranty:
- Non-genuine products.
- Products beyond the warranty period, with altered serial numbers, or missing serial numbers.
- Damage caused by improper use, neglect of manual instructions, or human factors.
- Unauthorized disassembly, repair, or modification by users.
- Damage caused by force majeure (e.g., natural disasters).
- Faults due to improper transportation or use in harsh environments (oil, heat, dust, liquids, etc.).
- The manufacturer is not liable for special, incidental, or indirect damages.
- For discontinued products, repairs may not be possible due to lack of parts; warranty-covered products will be replaced with equivalent-value items, while non-warranty products will not be repaired.
- The manufacturer is not responsible for lost profits, data loss, or work stoppage caused by product use or failure. Users must back up data before repairs; data loss during repair is not compensable.
- The manufacturer reserves the right to interpret these terms.
- For repairs, send the product, packaging, completed warranty card, and purchase proof (invoice/receipt) to the designated service center; shipping fees are the user's responsibility.
- This policy applies only to mainland China.
Certificate of Conformity
Manufacturer: Beijing Hongkuo Jiayi Trading Co., Ltd.
Address: Room 1701-032, 17th Floor, No. 9 North Fourth Ring West Road, Haidian District, Beijing
Service Hotline: 010-82605679
Made in China
Product images in advertisements are for reference; actual products may vary.
User Tips
- Charging Best Practices: Always use a 5V1A/2A power adapter for charging to protect the power IC and prevent battery faults. Avoid overcharging by unplugging the device once fully charged.
- Troubleshooting Freezes: If the player freezes or fails to start, locate the RESET hole (between the Volume- and Power buttons). Insert a pin, hold for 15 seconds, then release. The player should automatically reset.
- Optimal Audio Experience: For the best sound quality, consider using high-fidelity Bluetooth headphones or speakers that support LDAC Hi-Res Audio, leveraging the player's advanced Bluetooth 5.0 capabilities.
- Memory Expansion: Utilize the TF card slot to expand storage up to 256GB for extensive music and video libraries, especially for offline use. Ensure the card is inserted correctly and not removed during data transfer.
- App Management: Take advantage of the built-in Google Play Store to download and update your favorite streaming, social, and utility apps, enhancing the player's functionality beyond just media playback.
Visual Guide & Demonstrations
Product Overview Video
This video provides a comprehensive overview of the Famue BF66/PB11, showcasing its user interface, gaming capabilities, Wi-Fi connectivity, app store access, e-book reading, and Bluetooth features.
Key Features in Detail
















