Introduction
Thank you for choosing the POLVCDG X1 Bone Conduction Cycling Earphones. These earphones are designed for sports enthusiasts, offering an open-ear listening experience with advanced bone conduction technology, Bluetooth 5.4 connectivity, and built-in 32GB memory for your music.
Official product video showcasing the POLVCDG X1 Bone Conduction Earphones features and usage.

POLVCDG X1 Bone Conduction Cycling Earphones in green, designed for sports, featuring comfortable and stable wear with an open design for safety.
Package Contents
Please check the package for the following items:
- POLVCDG X1 Bone Conduction Earphones
- User Manual
- Brand Introduction Book
- USB Type-C Fast Charging Cable

POLVCDG X1 Product Details: The accessory box includes the earphones, user manual, brand introduction book, and a USB Type-C fast charging cable.
Setup
1. Charging the Earphones
Before first use, fully charge your earphones. Use the provided USB Type-C cable to connect the earphones to a power source (e.g., computer USB port, USB wall adapter).
- Charging Interface: USB Type-C
- Charging Duration: Approximately 2 hours for a full charge.

Close-up of the Type-C charging port on the POLVCDG X1 earphones, showing easy connection for charging.
2. Bluetooth Pairing
- Ensure the earphones are turned off.
- Press and hold the Power button until the LED indicator flashes red and blue, indicating pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "POLVCDG X1" from the list of found devices.
- Once connected, the LED indicator will flash blue slowly or turn off, depending on the model.
- Bluetooth Version: 5.4
- Effective Distance: 8-10 meters (unobstructed)

POLVCDG X1 earphones demonstrating Bluetooth 5.4 connectivity, ensuring stable and efficient wireless connection.
Operating the Earphones
Power On/Off
- Power On: Press and hold the Power button for a few seconds until the LED indicator lights up.
- Power Off: Press and hold the Power button for a few seconds until the LED indicator turns off.
Music Playback
- Play/Pause: Press the Multi-function button once.
- Next Track: Press and hold the Volume + button.
- Previous Track: Press and hold the Volume - button.
Volume Control
- Volume Up: Press the Volume + button.
- Volume Down: Press the Volume - button.
Call Management
- Answer/End Call: Press the Multi-function button once.
- Reject Call: Press and hold the Multi-function button for 2 seconds.
Voice Assistant
The POLVCDG X1 supports voice assistants (e.g., Siri, Google Assistant, Amazon Alexa). To activate, typically double-press the Multi-function button or press and hold it for a specific duration (refer to the quick start guide for exact timing).
MP3 Mode (Internal Memory)
Your earphones feature 32GB of built-in memory, allowing you to store and play music directly without a connected device.
- Transferring Files: Connect the earphones to your computer using the USB Type-C cable. The earphones will appear as a removable disk. Drag and drop your MP3 audio files into the earphone's storage folder.
- Switching Modes: While the earphones are on, press a dedicated mode button (if available) or a combination of buttons to switch between Bluetooth mode and MP3 playback mode.
- Playback: In MP3 mode, use the Play/Pause, Next Track, and Previous Track controls as described above.
Maintenance
Cleaning
The POLVCDG X1 earphones are IPX6 waterproof, making them resistant to sweat and splashes. To clean:
- Wipe the earphones with a soft, damp cloth after each use, especially after intense workouts.
- Do not use abrasive cleaners, solvents, or harsh chemicals, as these may damage the device.
- Ensure the charging port is dry before charging.

POLVCDG X1 earphones demonstrating IPX6 waterproof rating, making them suitable for sports and resistant to sweat.
Storage
- Store the earphones in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid placing heavy objects on the earphones.
Battery Care
- To prolong battery life, avoid fully discharging the battery frequently.
- If storing for an extended period, charge the earphones to about 50% every few months.
Troubleshooting
| Problem | Solution |
|---|---|
| Earphones do not power on | Ensure the earphones are fully charged. Connect to a power source and try again. |
| No sound | Check the volume level on both the earphones and your connected device. Ensure the earphones are properly paired. Try switching to MP3 mode if using internal memory. |
| Cannot pair with device | Ensure the earphones are in pairing mode (LED flashing red/blue). Turn off Bluetooth on your device and turn it back on. Forget "POLVCDG X1" from your device's Bluetooth list and try pairing again. Move closer to your device. |
| Poor sound quality or intermittent connection | Ensure there are no obstructions between the earphones and your device. Move closer to your device. Avoid environments with strong Wi-Fi or other wireless interference. |
| MP3 files not playing | Ensure the files are in a supported format (e.g., MP3). Verify files were transferred correctly to the earphone's internal memory. Ensure earphones are in MP3 playback mode. |
Specifications
| Feature | Specification |
|---|---|
| Brand | POLVCDG |
| Model | X1 |
| Vocalism Principle | Bone Conduction |
| Style | Bone Conduction, Open-Ear, Neckband |
| Material | Metal, PVC, ABS, Plastic, TPU, Silica Gel |
| Bluetooth Version | 5.4 |
| Wireless Range | <10m |
| Internal Memory | 32GB |
| Battery Capacity | 135mAh |
| Battery Life | Up to 10 hours (at 70% volume) |
| Charging Interface | USB Type-C |
| Charging Duration | Approx. 2 hours |
| Waterproof Rating | IPX6 |
| Frequency Response | 20 - 20000Hz |
| Impedance Range | Up to 32 Ω |
| Microphone | Yes (with ENC for calls) |
| Voice Assistant | Yes (Amazon Alexa, Apple Siri, Google Assistant Support) |
| Dimensions (approx.) | Width: 115mm, Depth: 138mm, Height: 50mm |
| Weight (approx.) | 28g |
| Certifications | CE, FCC, RoHS |

POLVCDG X1 Product Information: Detailed specifications including product color options, decoding format, play duration, battery charging interface and duration, wireless version, and effective distance.

Key features of POLVCDG X1 Version 2.0: Open cycling for safe listening, upgraded listening experience, physical sound insulation with low-frequency dynamic coil, 5.4 Wireless chip, and ENC (Environmental Noise Cancellation) for calls.
User Tips
- Music On-the-Go: Utilize the 32GB internal memory to store your favorite MP3 tracks. This allows you to enjoy music during runs or rides without needing to carry your phone.
- Convenient Charging: The USB Type-C charging port means you can use your standard phone charger, eliminating the need for extra, proprietary cables.
- Stay Aware: The open-ear bone conduction design is ideal for cycling and outdoor activities, as it allows you to hear ambient sounds and remain aware of your surroundings for safety.
- Clear Communication: Users have noted the microphone quality is great, making calls clear even during activities.
- Hearing Support: For individuals with certain hearing challenges, bone conduction technology can offer a more audible and comfortable listening experience compared to traditional headphones.
- Voice Assistant Access: Easily access your device's voice assistant for hands-free control and information.
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the documentation provided by your seller or visit the official POLVCDG website. Keep your proof of purchase for warranty claims.
A detailed user manual in PDF format may also be available from the seller for download.