Introduction
Thank you for choosing the IKT L18 Hybrid Active Noise Cancelling Bluetooth Headphones. These headphones are designed to provide an immersive audio experience with advanced noise cancellation, clear call quality, and extended playtime. This manual will guide you through the setup, operation, and maintenance of your new headphones to ensure optimal performance.
Package Contents
- IKT L18 Hybrid Active Noise Cancelling Bluetooth Headphones
- Charging Cable (USB-C)
- Audio Cable (3.5mm)
- User Manual (this document)
Product Overview
Figure 1: IKT L18 Headphones - Front View
This image displays the IKT L18 Hybrid Active Noise Cancelling Bluetooth Headphones in their distinctive purple color. The over-ear design features soft earcups for comfort during extended use. The adjustable headband ensures a secure fit. Visible elements include the "R" indicator for the right earcup, and on the bottom edge of the right earcup, a USB-C charging port, a 3.5mm audio jack, and control buttons are present.
Key Features:
- Hybrid Active Noise Cancellation up to -45dB
- Bluetooth 5.4 for stable and efficient wireless connection
- Up to 50 hours of playtime on a single charge
- Clear call quality with 4 integrated microphones
- Enhanced bass for a powerful audio experience
- Comfortable over-ear design for long listening sessions
Setup
1. Charging the Headphones
Before first use, fully charge your headphones. Connect the provided USB-C charging cable to the charging port on the right earcup and the other end to a USB power adapter (not included) or a computer's USB port. The LED indicator will show charging status and turn off or change color when fully charged.
2. Powering On/Off
- To Power On: Press and hold the Power button (usually located on the right earcup) for approximately 3 seconds until the LED indicator lights up and you hear a power-on prompt.
- To Power Off: Press and hold the Power button for approximately 5 seconds until the LED indicator turns off and you hear a power-off prompt.
3. Bluetooth Pairing
- Ensure the headphones are powered off.
- Press and hold the Power button for about 5-7 seconds until the LED indicator flashes blue and red alternately, indicating pairing mode.
- On your device (smartphone, tablet, PC), enable Bluetooth and search for new devices.
- Select "IKT L18" from the list of available devices.
- Once connected, the LED indicator will turn solid blue or flash blue slowly, and you will hear a connection prompt.
- If prompted for a password, enter "0000".
The headphones will automatically attempt to reconnect to the last paired device when powered on, if it is within range.
Operating Instructions
Music Playback Controls:
- Play/Pause: Press the Multi-function button (often the Power button or a dedicated play/pause button) once.
- Volume Up: Press the Volume + button.
- Volume Down: Press the Volume - button.
- Next Track: Press and hold the Volume + button for 2 seconds.
- Previous Track: Press and hold the Volume - button for 2 seconds.
Call Management:
- Answer/End Call: Press the Multi-function button once during an incoming call or during an active call.
- Reject Call: Press and hold the Multi-function button for 2 seconds during an incoming call.
- Redial Last Number: Double-press the Multi-function button.
Active Noise Cancellation (ANC):
The IKT L18 headphones feature Hybrid Active Noise Cancellation. Locate the dedicated ANC button (often labeled "ANC" or with a noise cancellation icon) on one of the earcups.
- Activate/Deactivate ANC: Press the ANC button once. You will hear an audible prompt indicating the ANC status (e.g., "ANC On" or "ANC Off").
Voice Assistant:
To activate your device's voice assistant (Siri, Google Assistant, etc.), triple-press the Multi-function button.
Wired Mode:
To use the headphones in wired mode, connect the provided 3.5mm audio cable to the audio jack on the earcup and the other end to your audio source. The headphones can be used in wired mode even if the battery is depleted, though ANC functionality may require battery power.
Maintenance
Cleaning:
Wipe the headphones with a soft, dry, lint-free cloth. Do not use abrasive cleaners, alcohol, or chemical solvents. Avoid getting moisture into any openings.
Storage:
When not in use, store the headphones in a cool, dry place, away from direct sunlight and extreme temperatures. If storing for an extended period, charge the battery every few months to maintain its lifespan.
Battery Care:
To prolong battery life, avoid fully discharging the headphones frequently. Charge them regularly, even if not used daily. Do not expose the battery to excessive heat or fire.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Headphones do not power on. | Low battery. | Charge the headphones fully. |
| Cannot pair with device. | Headphones not in pairing mode; device Bluetooth off; too far from device. | Ensure headphones are in pairing mode (flashing red/blue). Turn on device Bluetooth. Move headphones closer to device (within 10 meters). |
| No sound or low volume. | Volume too low; headphones not connected; incorrect audio source. | Increase volume on headphones and device. Reconnect headphones. Check audio output settings on your device. |
| ANC not working effectively. | ANC not activated; improper fit. | Press the ANC button to activate. Adjust headphones for a snug fit over your ears. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | L18 |
| Noise Control | Hybrid Noise Cancellation (-45dB) |
| Connectivity Technology | Wireless (Bluetooth 5.4) |
| Ear Placement | Over Ear |
| Form Factor | Over Ear |
| Impedance | 32 Ohm |
| Playtime | Up to 50 hours |
| Microphones | 4 for Clear Call |
| Color | Purple |
| Included Components | Cable (USB-C charging, 3.5mm audio) |
Warranty and Support
IKT products are designed and manufactured to the highest quality standards. For detailed warranty information, technical support, or customer service inquiries, please refer to the warranty card included with your product or visit the official IKT website. Keep your proof of purchase for warranty claims.
Manufacturer: IKT
