POLVCDG X15 Bone Conduction Sports Earphones
This document provides a user guide for the POLVCDG X15 bone conduction sports earphones.
Product Overview
The POLVCDG X15 are bone conduction sports earphones designed for active users. They utilize Bluetooth 5.3 for wireless connectivity and support multiple audio formats.
Product Specifications
| Specification | Details |
|---|---|
| Product Model | X15 |
| Wireless Version | V5.3 |
| Transmission Distance | 10m |
| Music Format Support | MP3, WAV, WMA, APE, FLAC, AAC |
| Battery Capacity | 140mAh |
| Charging Time | Approx. 2 hours |
| Playtime | 6-8 hours @ 50% volume |
| Protocols | A2DP, AVRCP, HSP, HFP |
| Low Latency Mode | Enabled by long-pressing the Volume- button |
| Power Input (Charging) | 5V 1A or less recommended |
Features and Operation
Buttons and Controls
The earphones feature several control buttons:
- Power Button: Long press for 3 seconds to power on/off. Single press to answer/end calls or play/pause music. Double press to switch between Wireless and MP3 (TF card) modes.
- Volume+ Button: Press to increase volume. Double press to skip to the next song.
- Volume- Button: Press to decrease volume. Double press to go to the previous song. Long press for 2 seconds to activate Game Mode (Low Latency).
Pairing and Connection
The earphones enter pairing mode automatically upon power-on, indicated by alternating red and blue flashing lights.
- Turn on the earphones.
- On your device, search for Bluetooth devices and select "POLVCDG X15".
- Click to pair and connect. The blue light will flash when connected successfully.
- To replace a paired device, disconnect the current one. The earphones will re-enter pairing mode.
Indicator Light Status:
- Pairing: Red and blue lights flash alternately.
- Connected: Blue light flashes.
- Game Low Latency Mode: Blue light flashes.
- Charging: Red light is solid.
- Fully Charged: Blue light is solid.
- Low Battery: Red light flashes, accompanied by a warning sound every 3 minutes.
MP3 Mode Switching (Memory Card Function)
The earphones support MP3 playback directly from a TF card.
- Switching Modes: Double-click the power button to switch between Wireless and MP3 (TF card) modes. Wireless mode is the default upon startup.
- MP3 Playback: In MP3 mode, the earphones play audio files sequentially from the TF card, with memory function to resume playback.
Song Download (for MP3 Mode)
To download music files to the TF card:
- Connect the earphones to your computer using a Type-C cable.
- Access the earphones as a removable disk on your computer.
- Import audio files (MP3, WAV, etc.) to the disk.
Charging
The earphones have a built-in rechargeable battery.
- Charge the earphones fully before first use. Charge when the low battery warning is indicated.
- Connect the charging cable to the charging port. Charging takes approximately 2 hours.
- The indicator light is solid red while charging and turns solid blue when fully charged.
Warnings and Precautions
- Do not immerse the earphones in water, as this can damage the charging port. Dry the charging port promptly if it gets wet.
- Dispose of the rechargeable battery properly for recycling. Do not expose the battery to fire.
- If not used for an extended period, charge the earphones at least once a month.
- Do not disassemble the product. If a defect is found, stop use and contact the seller.
- Wipe water from the surface, especially the charging port, after exercise to prevent corrosion.
- Keep away from fire, heat sources, freezing sources, and chemicals. Avoid violent impact, disassembly, and extrusion.
- Use a charging head with an output of 5V 1A or less. Higher voltages may cause overheating and damage the battery or motherboard.
FCC Warning
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference.
- This device must accept any interference received, including interference that may cause undesired operation.
Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
The device has been evaluated to meet general RF exposure requirements and can be used in portable exposure conditions without restriction.
