1. Introduction
The POLVCDG X1pro Bone Conduction Night Light Earphones are designed for active individuals, offering a unique blend of open-ear audio, safety lighting, and robust features. With IPX5 sweat resistance, three distinct glow modes for enhanced visibility, and a long-lasting battery, these earphones are perfect for night running, cycling, and other sports activities. The bone conduction technology ensures you can enjoy your music while remaining aware of your surroundings.

2. Package Contents
Please check the box for the following items:
- Outer Envelope
- Inner Box
- POLVCDG-X1Pro Earphones
- Accessory Box
- User Manual + Brand Brochure
- Type-C Charging Cable
- POLVCDG Elastic Strap

3. Setup Instructions
3.1 Charging the Earphones
Before first use, fully charge the earphones. When the voice prompt "didi" indicates low battery, recharge the device.
- Connect the provided Type-C charging cable to the charging port on the earphones.
- Connect the other end of the cable to a compatible USB power source (e.g., computer, wall adapter).
- The indicator light will be solid red during charging.
- Charging takes approximately 2 hours. Once fully charged, the indicator light will turn solid blue.
Note: The power delivered by the charger must be between 0.03 Watts and 5 Watts for optimal charging speed. Using a charger greater than 5V may cause overheating and damage to the battery or motherboard.

3.2 Bluetooth Pairing
The earphones support simultaneous connection to two devices (dual-connection mode).
- Power On: Long press the Power button for 3 seconds. The blue light will flash for 2 seconds, indicating it's powered on and entering pairing mode.
- Pairing Mode: In pairing mode, the red and blue lights will flash alternately.
- Connect Device: On your smartphone, tablet, or computer (Android/iOS/Windows), open Bluetooth settings and search for available devices.
- Select Device: Select "POLVCDG X1 Pro" from the list of devices.
- Confirmation: You will hear a voice prompt confirming a successful connection.
For Dual-Connection: Connect to Device A. Manually disconnect the earphones from Device A. Connect to Device B. Then, manually reconnect to Device A. The earphones will now be connected to both devices.

4. Operating Instructions
4.1 Smart Button Functions
The multi-function control buttons on the headset allow for easy management of calls, music, and voice assistant activation.

- Power On: Long press the Power button for 3 seconds (blue light flashes for 2 seconds).
- Power Off: Long press the Power button for 3 seconds (red light stays on for 1 second).
- Answer/End Call: Short press the Power button once.
- Reject Incoming Call: Long press the Power button for 2 seconds.
- Play/Pause Music: Short press the Power button once.
- Volume Up: Short press the Volume + button.
- Volume Down: Short press the Volume - button.
- Next Track: Long press the Volume + button for 2 seconds.
- Previous Track: Long press the Volume - button for 2 seconds.
- Activate Voice Assistant: Double-click the Power button (after connecting to phone).
- Language Switching (Chinese/English): When not connected to a device, quickly press the Power button 4 times continuously.
4.2 Night Light Modes
The POLVCDG X1pro features integrated LED lighting with three adjustable glow modes for enhanced visibility during nighttime activities. The lighting mode has a memory function, remembering the last operation before powering off.

- Switching Modes: Tap the Power button 3 times to cycle through the light modes.
- Available Modes:
- Constant On
- Flashing
- Breathing Light
- Light Off

5. Maintenance
- Regular Charging: If not used for a long time, charge the earphones at least once a month to maintain battery health.
- Cleaning: After each exercise, wipe any sweat or water from the surface of the headphones, especially around the charging port. This prevents corrosion and extends product lifespan.
- Storage: Keep the product away from fire, heat sources, freezing temperatures, and chemicals. Avoid violent impacts, disassembly, or squeezing the product.
6. Troubleshooting
- No Power: Ensure the earphones are fully charged.
- Cannot Pair: Make sure the earphones are in pairing mode (red and blue lights flashing alternately) and within the effective range of your device. Try restarting both the earphones and your device.
- Sound Issues: Check the volume levels on both the earphones and your connected device. Ensure the earphones are properly positioned for optimal bone conduction.
- Charging Problems: Verify that the charging cable is securely connected and the power source is functioning. Use a charging head with an output of 5V 1A or less.
- Water Damage: Although IPX5 rated for sweat and splashes, avoid prolonged submersion in water. If the charging port gets wet, dry it promptly before charging to prevent damage.
- Product Defects: If you encounter any defects, immediately stop using the product and contact the seller for after-sales support. Do not attempt to disassemble the product yourself.
7. Specifications
| Feature | Specification |
|---|---|
| Brand Name | POLVCDG |
| Model | X1 Pro |
| Communication | Wireless (Bluetooth) |
| Bluetooth Version | V5.4 |
| Wireless Range | 8-10 meters |
| Battery Capacity | 220mAh |
| Battery Life | 10 hours @ 50% volume |
| Charging Method | Type-C Cable |
| Charging Time | Approx. 2 hours |
| Waterproof Rating | IPX5 (Sweat Proof) |
| Vocalism Principle | Bone Conduction |
| Decoding Format | MP3, APE |
| Features | Voice assistant built-in, NFC Technology, Sound Isolating, With Microphone, Active Noise-Cancellation, Volume Control, Control Button, Dual Connection, Playback Control, Google Assistant Support, Amazon Alexa Support, Apple Siri Support, Detachable Cable, Waterproof |
| Material | Metal, PC, PVC, ABS, Plastic, TPU, Silica Gel |
| Dimensions (Width x Depth x Height) | 112mm x 135mm x 45mm |
| Weight | 29g |
| Certification | CE, FCC, RoHS |

8. User Tips
- Night Safety: Always utilize the night light modes (Constant On, Flashing, or Breathing Light) when exercising in low-light conditions to enhance your visibility and safety.
- Environmental Awareness: The open-ear bone conduction design allows you to hear ambient sounds. This is a safety feature, especially when running or cycling outdoors. Do not block your ears with other objects.
- Comfort Fit: Adjust the earphones to ensure a comfortable and secure fit. The flexible design is meant to adapt to various head shapes.
- Voice Assistant: Take advantage of the built-in voice assistant for hands-free control of your music and calls, especially during workouts.
- PDF Manual: For more detailed information and diagrams, please refer to the official user manual PDF: POLVCDG X1pro User Manual (PDF).
9. Warranty and Support
This product is designed for durability and performance. In case of any issues:
- Do not attempt to disassemble or repair the product yourself, as this may void your warranty.
- If the product is found to be defective, please cease use immediately.
- Contact the seller or authorized service center for after-sales support and warranty claims.
For further assistance, please consult the comprehensive user manual PDF linked above or reach out to POLVCDG customer support.
10. Product Overview Video
Watch this video for a visual guide on the features and usage of your POLVCDG X1pro earphones.