Introduction
Thank you for choosing Smalody Bone Conduction Headphones. These open-ear, IP68 waterproof headphones are designed for various activities including swimming, running, and general exercise, offering both Bluetooth connectivity and a built-in 32GB MP3 player. This manual provides essential information for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your device.

Image: Smalody Bone Conduction Headphones, showcasing their design and included accessories like charging cables and earplugs, surrounded by water splashes to highlight their waterproof nature.
Setup
Initial Charging
Before first use, fully charge your headphones. Connect the magnetic charging cable (included) to the charging port on the headphones and the other end to a USB power source. A full charge typically takes approximately 2 hours.

Image: Close-up view of the headphone's magnetic charging contacts, illustrating the connection point for charging and data transfer. The image emphasizes the deep gold plating for durability.
Bluetooth Pairing
- Ensure the headphones are powered off.
- Press and hold the power button until the indicator light flashes blue and red, indicating pairing mode.
- On your device (smartphone, tablet, PC), enable Bluetooth and search for "Smalody YXSM8020BT" or similar.
- Select the headphones from the list to connect. The indicator light will turn solid blue when successfully paired.
MP3 Mode and Music Transfer
Your headphones feature a built-in 32GB memory for storing music, allowing playback without a connected device.
- To switch to MP3 mode, double-click the mode button (refer to the operating section for button layout).
- To transfer music, connect the headphones to your computer using the provided magnetic charging cable. The headphones will appear as a removable disk.
- Drag and drop your MP3 or WAV audio files directly into the headphone's storage. Other formats are not supported and must be converted.

Image: A visual representation of the headphones' 32GB built-in memory, with musical notes emanating from the device, signifying its capability to store and play a large number of songs independently.
Operating Instructions
Button Functions
| Button/Action | Function |
|---|---|
| Power Button (Long Press) | Power On/Off |
| Power Button (Single Press) | Play/Pause, Answer/End Call |
| Volume Up (+) | Increase Volume |
| Volume Down (-) | Decrease Volume |
| Mode Button (Double Click) | Switch between Bluetooth Mode and MP3 Mode |
| Next Track (Long Press +) | Next Song |
| Previous Track (Long Press -) | Previous Song |
Usage Scenarios
- General Use: For daily listening, calls, and workouts, use Bluetooth mode for seamless connection to your smartphone.
- Swimming: Switch to MP3 mode before entering water. Bluetooth signals do not transmit effectively underwater. The IP68 waterproof rating ensures safe use up to 2 meters deep.
- Running/Cycling: The open-ear design allows you to remain aware of your surroundings, enhancing safety during outdoor activities.

Image: A woman swimming underwater, wearing the Smalody bone conduction headphones and earplugs, demonstrating the product's IP68 waterproof capability for aquatic activities.

Image: A man cycling outdoors, wearing the Smalody bone conduction headphones. Overlayed icons highlight key features: Bluetooth V5.3 connectivity, 32GB massive capacity, IP68 super waterproof rating, and 6 hours of continuous use.
Maintenance
- Cleaning: After use, especially after swimming, rinse the headphones with fresh water and wipe them dry with a soft cloth. Do not use harsh chemicals or abrasive materials.
- Storage: Store the headphones in a cool, dry place away from direct sunlight and extreme temperatures.
- Charging Port: Ensure the magnetic charging contacts are clean and dry before charging to prevent corrosion.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Headphones not powering on | Ensure the headphones are fully charged. Connect to a power source and try again. |
| Cannot pair via Bluetooth |
|
| Music not playing in MP3 mode |
|
| Computer not recognizing headphones for music transfer |
|
| Poor sound quality underwater | Bluetooth does not work underwater. Ensure you are in MP3 mode for swimming. |
If you encounter issues not listed here or require further assistance, please contact the seller directly through your Amazon account by navigating to "Your Orders," finding the order ID, and clicking "Contact Seller."
Specifications
- Model Name: X5
- Model Number: YXSM8020BT
- Brand: Smalody
- Connectivity Technology: Wireless (Bluetooth V5.3)
- Memory: Built-in 32GB (supports MP3, WAV formats)
- Water Resistance Level: IP68 (Impermeable, suitable for swimming up to 2 meters)
- Weight: Approximately 29 Grams
- Battery Life: 6-8 hours of use, up to 10 days standby
- Charging Time: 2 hours for full charge
- Control Type: Media Control
- Ear Placement: Open-Ear
- Compatible Devices: Car audio systems, iPhone, Android smartphones, tablets, PC computers, smartwatches with Bluetooth
- Special Features: Lightweight, Microphone included, Sweat resistant
- Material: Plastic
- Color: Black
Warranty and Support
For any product-related inquiries, technical support, or warranty claims, please contact Smalody customer service directly through the platform where you purchased the product. For Amazon purchases, log in to your Amazon account, go to "Your Orders," locate your order for the Smalody Bone Conduction Headphones, and click "Contact Seller." Please provide your order ID for faster service.
