Introduction
Welcome to the user manual for your new TCJJ Kids Wireless Headphones. These headphones are designed with a fun cat ear LED light-up feature, offering both wireless Bluetooth 5.4 and wired 3.5mm jack connectivity. They include a safe volume limit, noise-cancelling microphone, and support for TF cards, making them ideal for children, teens, and adults for various activities such as online learning, travel, and entertainment. Please read this manual carefully to ensure proper use and maintenance of your headphones.

Image: The TCJJ Kids Wireless Headphones in pink, featuring cat ears with LED lights and a paw print design on the earcups. The headphones are shown next to their retail packaging.
What's in the Box
- TCJJ Kids Wireless Headphones (Pink)
- USB Charging Cable
- 3.5mm Audio Cable
- User Manual
Note: Ear cushions are pre-installed on the headphones.
Product Features
- Cute Cat Ear Design: Trendy cat ear and paw design with cushioned earpads and headband.
- LED Light-Up Feature: Integrated LED lights on cat ears and earcups for a fun visual effect.
- Dual Connectivity: Supports both Bluetooth 5.4 wireless and 3.5mm wired connections.
- Safe Volume Limit: Designed to provide a safe listening experience.
- Built-in Microphone: For hands-free calls, online classes, and video chats.
- TF Card Support: Play music directly from a TF (MicroSD) card.
- Long Battery Life: Up to 10 hours of playtime on a single charge (2-2.5 hours charging time).
- Adjustable Headband: Fits various head sizes, suitable for toddlers, teens, and adults.
- Universal Compatibility: Works with smartphones, tablets, PCs, laptops, TVs, and music players.

Image: Collage showing various individuals, including children and adults, using the TCJJ Kids Wireless Headphones for activities like studying, video calls, and listening to music, demonstrating their adjustable fit.

Image: A child and an adult wearing the TCJJ Kids Wireless Headphones while engaged in distant learning on a laptop, highlighting the Bluetooth 5.4 connectivity.

Image: An image demonstrating the universal compatibility of the TCJJ Kids Wireless Headphones with various devices such as smartphones, tablets, laptops, PCs, and MP3 players.

Image: Graphic illustrating the battery performance of the headphones: 10 hours total usage time, ability to listen to 1000 songs, and 2.5 hours charging time.
Setup
1. Charging the Headphones
- Connect the provided USB charging cable to the charging port on the headphones.
- Connect the other end of the USB cable to a USB power adapter (not included) or a computer's USB port.
- The LED indicator light will show charging status (refer to LED indicator section for details).
- A full charge takes approximately 2 to 2.5 hours.
2. Bluetooth Pairing (Wireless Mode)
- Ensure the headphones are fully charged.
- Long press the Power button (①/⏸) for 3 seconds to turn on the headphones. The LED indicator will flash, indicating pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "TCJJ Headphones" or similar from the list of found devices.
- Once paired, the LED indicator will stop flashing and remain solid blue.
3. Wired Connection (Aux Mode)
- Insert one end of the 3.5mm audio cable into the AUX port on the headphones.
- Insert the other end into the 3.5mm audio jack of your device.
- The headphones will automatically switch to wired mode. No battery power is required for wired use.
Operating Instructions
Control Buttons Overview

Image: Detailed diagram illustrating the control buttons on the right earcup of the TCJJ Kids Wireless Headphones, with labels for functions such as power on/off, play/pause, volume control, track navigation, call handling, and mode switching.
| Button/Action | Function |
|---|---|
| ①/⏸ (Power/Play/Pause) |
|
| ◀◀/V- (Previous/Volume Down) |
|
| +V/▶▶ (Next/Volume Up) |
|
| ☎ (Call/Light Control) |
|
| M/EQ (Mode/Equalizer) |
|
TF Card Mode
Insert a TF (MicroSD) card with pre-loaded MP3 audio files into the TF card slot. The headphones will automatically switch to TF card mode and begin playing music. Use the track navigation buttons (◀◀/V- and +V/▶▶) to control playback.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the headphones. Do not use abrasive cleaners or solvents.
- Storage: When not in use, store the headphones in a cool, dry place, away from direct sunlight and extreme temperatures. The foldable design allows for compact storage.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the headphones regularly, even if not in frequent use.
- Water Resistance: These headphones are not water resistant. Avoid exposure to water or excessive moisture.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Headphones do not turn on. | Low battery. | Charge the headphones for 2-2.5 hours. |
| Cannot pair via Bluetooth. | Headphones not in pairing mode; device Bluetooth off; too far from device. | Ensure headphones are in pairing mode (flashing LED). Turn device Bluetooth off/on. Move headphones closer to device (within 10 meters). |
| No sound in wireless mode. | Volume too low; not paired correctly; device output issue. | Increase headphone and device volume. Re-pair the headphones. Check audio output settings on your device. |
| No sound in wired mode. | Audio cable not fully inserted; faulty cable; device audio jack issue. | Ensure 3.5mm cable is fully inserted into both headphone and device jacks. Try a different 3.5mm cable. Test with another device. |
| LED lights not working. | Lights turned off; low battery. | Long press the Call button (☎) to toggle lights. Charge the headphones. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | 28catheaadphones |
| Connectivity Technology | Wireless (Bluetooth), Wired (3.5 mm Jack) |
| Wireless Communication Technology | Bluetooth 5.4 |
| Noise Control | Passive Noise Cancellation |
| Included Components | Ear Cushions (pre-installed) |
| Age Range (Description) | Kid, Teen, Adult |
| Specific Uses For Product | Travel, Online Study, Entertainment |
| Charging Time | 2.5 Hours |
| Battery Life | 10 Hours |
| Compatible Devices | Smartphones, Tablets, Computers, Music Players, Laptops, Desktops |
| Control Type | Button Control |
| Item Weight | 0.33 Kilograms (11.7 ounces) |
| Water Resistance Level | Not Water Resistant |
| Frequency Range | 20 Hz to 20,000 Hz |
| Impedance | 32 Ohm |
| Earpiece Shape | Over Ear |
| Product Dimensions | 0.99 x 15.75 x 7.09 inches |
| UPC | 739437957709 |
Warranty and Support
Your TCJJ Kids Wireless Headphones come with an extended 12-month warranty. For any questions, technical support, or warranty claims, please contact TCJJ Customer Support. Our team is available 24-hours to assist you.
Please refer to your purchase documentation or the product packaging for specific contact details or visit the official TCJJ website for the most up-to-date support information.