ttec 2KM136
ttec AirBeat UltraSlim True Wireless TWS Bluetooth Headphones User Manual
Model: 2KM136
Introduction
Thank you for choosing the ttec AirBeat UltraSlim True Wireless TWS Bluetooth Headphones. These headphones are designed to provide a superior audio experience with deep bass and an advanced microphone, all within an ultra-slim and stylish design. This manual will guide you through the setup, operation, and maintenance of your new headphones.
Safety Information
- Do not expose the headphones or charging case to extreme temperatures, humidity, or liquids.
- Avoid dropping or subjecting the device to strong impacts.
- Do not attempt to disassemble or modify the headphones or charging case. This will void the warranty.
- Keep out of reach of children.
- Use only the provided charging cable or a certified equivalent.
- Prolonged listening at high volume levels may cause hearing damage. Adjust volume to a moderate level.
Package Contents
Please check that all items are present in your package:
- ttec AirBeat UltraSlim True Wireless TWS Bluetooth Headphones (Left and Right earbuds)
- Ultra-slim Charging Case
- USB Charging Cable
- User Manual (this document)
Product Overview

Image: The ttec AirBeat UltraSlim True Wireless Headphones in pink, shown with both earbuds removed from their ultra-slim charging case. The earbuds are positioned above the open charging case, which has designated slots for each earbud and charging contacts.
The ttec AirBeat UltraSlim headphones consist of two ultra-light earbuds (2.8g each) and a compact charging case. The earbuds feature touch sensors for control and are designed for all-day comfort. The charging case provides extended battery life and serves as a protective storage unit.

Image: A visual representation of the ttec AirBeat UltraSlim headphones in black, emphasizing their superior sound, deep bass, and advanced microphone capabilities. The image shows the earbuds above their open charging case, with a graphic background suggesting sound waves.
Setup
1. Initial Charging
Before first use, fully charge the headphones and the charging case. Place both earbuds into the charging case. Connect the USB charging cable to the charging port on the case and plug the other end into a USB power source (e.g., computer, wall adapter). The charging indicators on the case will show the charging status. A full charge provides up to 5 hours of listening time for the earbuds and up to 30 hours total with the charging case.
Charge&Go Feature: A 15-minute charge can provide 1 hour of use.
2. Pairing with Your Device
- Ensure the headphones are charged.
- Open the charging case. The earbuds will automatically power on and enter pairing mode (indicated by flashing lights on the earbuds).
- On your smartphone or Bluetooth-enabled device, go to the Bluetooth settings.
- Search for available devices and select "ttec AirBeat UltraSlim" from the list.
- Once connected, the earbud lights will stop flashing, and you will hear a confirmation sound.
- InstaConnect Technology: After the initial pairing, the headphones will automatically connect to your device when removed from the case.
MonoSmart Technology: Both headphones can be used individually. Simply take one earbud out of the case, and it will connect in mono mode.
Operating Instructions
The ttec AirBeat UltraSlim headphones feature intuitive touch controls on each earbud.
Power On/Off
- Power On: Open the charging case, or long-press the touch sensor on both earbuds for 3 seconds if they are outside the case and off.
- Power Off: Place the earbuds back into the charging case and close the lid. Alternatively, long-press the touch sensor on both earbuds for 5 seconds.
Music Control
- Play/Pause: Single tap on either earbud.
- Next Track: Double tap the right earbud.
- Previous Track: Double tap the left earbud.
- Volume Up: Triple tap the right earbud.
- Volume Down: Triple tap the left earbud.
Call Control
- Answer/End Call: Single tap on either earbud during an incoming call or active call.
- Reject Call: Long-press the touch sensor on either earbud for 2 seconds during an incoming call.
Voice Assistant
- Activate Voice Assistant: Long-press the touch sensor on either earbud for 2 seconds (when not on a call). Compatible with voice assistants in accordance with European Union Standards (CE).
Maintenance
- Cleaning: Use a soft, dry, lint-free cloth to clean the earbuds and charging case. Do not use harsh chemicals or abrasive materials.
- Water Resistance: The headphones feature a 4-degree sweat and water-resistant design. This means they are protected against splashing water from any direction. Do not submerge them in water or expose them to heavy rain.
- Storage: When not in use, always store the earbuds in their charging case to protect them and keep them charged. Store in a cool, dry place.
Troubleshooting
| Problem | Solution |
|---|---|
| Headphones do not power on. | Ensure the headphones and charging case are fully charged. |
| Cannot pair with device. |
|
| Only one earbud is working. |
|
| Poor sound quality or disconnections. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Name | ttec AirBeat UltraSlim True Wireless TWS Bluetooth Headset White |
| Item Model Number | 2KM136 |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Headphones Ear Placement | In Ear |
| Headphones Form Factor | Kulak İçinde |
| Earbud Weight | 2.8 g (ultra-light) |
| Battery Life (Earbuds) | Up to 5 hours (single charge) |
| Total Battery Life (with case) | Up to 30 hours |
| Quick Charge | 15 min charge for 1 hour use (Charge&Go) |
| Water Resistance | 4-degree sweat and water resistant |
| Material | Plastic |
| Color | Pink |
| Package Dimensions | 17.8 x 10.3 x 3.1 cm |
| Package Weight | 50 g |
Warranty and Support
For warranty information and technical support, please refer to the warranty card included with your product or visit the official ttec website. Please note that items such as headphones that have contact with the human body are generally non-returnable for health and hygiene reasons if the packaging has been opened or the product has been used. Returns may be accepted if the packaging is intact, unopened, and the product is unused.
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