Introduction
Thank you for choosing the iClever BTH12 Kids Bluetooth Headphones. These headphones are designed with children's safety and comfort in mind, featuring volume limiting technology, colorful LED lights, and a durable, adjustable design. This manual provides essential information for setting up, operating, and maintaining your headphones to ensure a safe and enjoyable audio experience.
What's in the Box
- iClever BTH12 Kids Headphones (Blossom Pink)
- USB-C Charging Cable
- 3.5mm Audio Cable
- User Manual

Image: Contents of the iClever BTH12 package, including the headphones, USB-C charging cable, 3.5mm audio cable, and user manual.
Product Features
- Safe Volume Limiting: Audio volume can be limited to 74 or 85 dBA using combination keys to protect children's hearing.
- Colorful LED Lights: Four distinct light modes (Revolving, Breathing, Quick Flash, Slow Flash) are available on both sides of the headset, controlled by an independent button. Lights can be turned off in Bluetooth mode to conserve battery.
- Extended Playtime & Fast Charging: Enjoy up to 85 hours of playtime on a single charge. A quick 10-minute charge via USB-C provides approximately 7 hours of listening.
- Bluetooth 5.2 & Built-In Microphone: Experience stable wireless connectivity with Bluetooth 5.2. The integrated microphone allows for hands-free calls and online learning.
- Durable & Comfortable Design: Constructed with reinforced materials to withstand drops, twists, and folds. Features soft over-ear pads and an adjustable headband for comfortable wear.
- Wired Mode Option: Includes a 3.5mm audio cable for wired connection, offering versatility when wireless is not preferred or battery is low.

Image: An infographic highlighting the main features of the iClever BTH12 headphones, including safe volume, LED lights, playtime, and connectivity.

Image: A visual guide to the four colorful LED lighting modes available on the headphones.

Image: Illustration of the SafeAudio feature, detailing the 74dBA (Normal) and 85dBA (Travel) volume limiting modes.
Setup
Bluetooth Pairing
- Ensure the headphones are charged.
- Slide the power switch to the 'ON' position. The LED indicator will flash, indicating pairing mode.
- On your device (smartphone, tablet, laptop), go to Bluetooth settings and enable Bluetooth.
- Select 'iClever BTH12' from the list of available devices.
- Once connected, the LED indicator will show a solid light or stop flashing, and you will hear a confirmation tone.
Wired Connection
To use the headphones in wired mode, simply plug the provided 3.5mm audio cable into the headphone's audio jack and the other end into your audio device. The headphones will function without power in wired mode.

Image: Demonstrates the stable Bluetooth 5.2 connection with a smartphone, highlighting the 33-foot connection range.
Operating Instructions
Controls
- Power On/Off: Slide the power switch located on the earcup.
- Volume Control: Use the '+' and '-' buttons to adjust the volume.
- Play/Pause: Press the Play/Pause button to control media playback.
- LED Light Modes: Press the dedicated light button to cycle through the four colorful LED modes or turn them off.
- Volume Limiting Modes: Use specific combination keys (refer to the included quick start guide for exact combinations) to switch between 74dBA (Normal) and 85dBA (Travel) safe volume levels.

Image: Close-up of the headphone earcup, detailing the power switch, USB-C charging port, 3.5mm audio jack, and control buttons for volume and playback.
Charging
To charge your iClever BTH12 headphones, connect the provided USB-C charging cable to the charging port on the earcup and the other end to a compatible USB power source. The LED indicator will show charging status (e.g., red for charging, off or blue for fully charged). A full charge provides up to 85 hours of playtime, and a 10-minute quick charge offers 7 hours of use.

Image: Highlights the impressive 85-hour battery life and the quick charge feature of the headphones.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the headphones. Avoid using harsh chemicals or abrasive materials.
- Storage: When not in use, store the headphones in a cool, dry place. The foldable design allows for compact storage.
- Cable Care: Handle the charging and audio cables gently to prevent damage.

Image: The headphones folded for compact storage, illustrating their portability.
Troubleshooting
- No Power: Ensure the headphones are fully charged.
- Cannot Pair: Make sure Bluetooth is enabled on your device and the headphones are in pairing mode (flashing LED). Try restarting both devices.
- No Sound: Check the volume levels on both the headphones and your connected device. Ensure the headphones are properly paired or the audio cable is securely connected.
- LED Lights Not Working: Press the light mode button to ensure they are not turned off.
Specifications
| Brand | iClever |
| Model Number | BTH12 |
| Ear Placement | Over Ear |
| Connectivity Technology | Wired, Wireless (Bluetooth 5.2) |
| Bluetooth Range | 33 Feet |
| Battery Average Life | 85 Hours |
| Battery Charge Time | 10 minutes for 7 hours playtime |
| Noise Control | Passive Noise Cancellation |
| Audio Driver Size | 40 Millimeters |
| Headphone Jack | 3.5 mm Jack |
| Additional Features | 74/85dBA Safe Volume Limited, Colorful LED Lights, Foldable Design, Adjustable Headband, Built-in Mic |
Warranty and Support
The iClever BTH12 Kids Bluetooth Headphones come with a 12-month warranty. For any support inquiries, troubleshooting assistance, or warranty claims, please refer to the contact information provided in your product packaging or visit the official iClever website.
Product Videos
Video: An overview of the iClever BTH12 Kids Bluetooth Headphones, showcasing their colorful LED lights and key features.
Video: A review of the iClever BTH12 Kids Headphones, demonstrating their functionality and user experience.





