Aiwa EBTW-150BK
Aiwa EBTW-150BK TWS Wireless Earbuds User Manual
Model: EBTW-150BK
Introduction
Thank you for choosing the Aiwa EBTW-150BK TWS Wireless Earbuds. These earbuds are designed to provide a superior audio experience with advanced features and ergonomic comfort. Please read this manual carefully before using the product to ensure proper operation and to maximize its lifespan.
Safety Information
- Do not expose the earbuds or charging case to extreme temperatures, humidity, or liquids.
- Avoid dropping or subjecting the device to strong impacts.
- Do not disassemble or attempt to repair the earbuds or charging case yourself. This will void the warranty.
- Keep out of reach of children and pets.
- Use only the provided charging cable and a certified power adapter.
- Prolonged listening at high volume levels may cause hearing damage. Adjust volume to a safe level.
Package Contents
Please check the package for the following items:
- Aiwa EBTW-150BK TWS Wireless Earbuds (Left and Right)
- Portable Charging Case
- USB Type-C Charging Cable (braided aluminum with cable organizer)
- Three pairs of Silicone Ear Tips (S/M/L)
- One pair of Memory Foam Ear Tips
- User Manual
Product Overview
Image: Aiwa EBTW-150BK TWS Wireless Earbuds shown inside their open charging case, displaying the digital battery level indicator.
The Aiwa EBTW-150BK earbuds feature a compact and ergonomic design for comfortable wear. The charging case includes a digital LED display to show the battery level, ensuring you always know when to recharge.
- Earbuds: Miniature size, lightweight, with touch controls.
- Charging Case: Portable, with magnetic charging slots and a USB Type-C port. Features a digital battery level indicator.
- Ear Tips: Includes sound-isolating memory foam earpads and removable, sterilizable silicone earpads in S/M/L sizes for a customized fit.

Image: Close-up of the digital battery level display on the charging case.

Image: Icon representing memory foam ear tips, highlighting comfort and sound isolation.

Image: Icon representing TWS (True Wireless Stereo) functionality.
Setup
1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and the charging case.
- Place the earbuds into the charging case. Ensure they are properly seated in the magnetic charging slots.
- Connect the USB Type-C cable to the charging port on the case and the other end to a USB power source (e.g., computer, wall adapter).
- The LED display on the case will show the battery level during charging. A full charge takes approximately 1.5 hours.
- Once fully charged, disconnect the cable. The earbuds will automatically charge when placed in the case, as long as the case has power.
2. Pairing with Your Device
The earbuds support Bluetooth 5.1 for a stable and efficient connection.
- Open the charging case. The earbuds will automatically power on and enter pairing mode. You may see a flashing indicator light on the earbuds.
- On your smartphone, tablet, or laptop, enable Bluetooth.
- Search for available Bluetooth devices. Select "Aiwa EBTW-150BK" from the list.
- Once connected, you will hear a confirmation tone, and the earbud indicator lights will stop flashing.
- If pairing fails, turn off Bluetooth on your device, place the earbuds back in the case, close it, then reopen and try again.
Note: The earbuds will automatically reconnect to the last paired device when taken out of the case, if Bluetooth is enabled on the device.
Operating Instructions
Touch Controls
The earbuds feature intuitive touch controls for easy management of music and calls.
| Action | Function |
|---|---|
| Single Tap (Left/Right Earbud) | Play/Pause Music, Answer/End Call |
| Double Tap (Right Earbud) | Next Track |
| Double Tap (Left Earbud) | Previous Track |
| Triple Tap (Left/Right Earbud) | Activate Voice Assistant (Siri, Google Assistant) |
| Long Press (2 seconds) | Reject Call |
| Long Press (5 seconds) | Power On/Off (when not in case) |
Voice Assistant
The earbuds support voice assistant functions (iOS / Android). Triple tap either earbud to activate your device's voice assistant (e.g., Siri, Google Assistant).
Mono Mode
For convenience, the earbuds support automatic stereo to mono switching. You can use either the left or right earbud independently. Simply take one earbud out of the case, and it will automatically connect in mono mode. To switch back to stereo, take out the other earbud.
Maintenance
- Cleaning: Use a soft, dry, lint-free cloth to clean the earbuds and charging case. Do not use harsh chemicals or abrasive materials.
- Ear Tips: The silicone ear tips are removable and sterilizable. Clean them regularly with mild soap and water, then dry thoroughly before reattaching.
- Storage: When not in use, store the earbuds in their charging case to protect them and keep them charged. Store in a cool, dry place.
- Charging Contacts: Ensure the charging contacts on both the earbuds and inside the case are clean and free of debris to ensure proper charging.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Earbuds not charging |
|
| Earbuds not pairing/connecting |
|
| Only one earbud working |
|
| Poor sound quality/intermittent connection |
|
Specifications
| Model Name | EBTW-150BK |
| Connectivity Technology | Wireless (Bluetooth 5.1) |
| Wireless Range | Up to 10 meters (33 feet) |
| Driver Size | 6 mm Dynamic Drivers |
| Frequency Response | 20 Hz - 20 kHz |
| Earbud Battery Capacity | 35 mAh (each earbud) |
| Charging Case Battery Capacity | 300 mAh |
| Earbud Playback/Talk Time | 3 hours per charge (up to 4 charging cycles from case) |
| Charging Time (Case) | Approx. 1.5 hours |
| Charging Port | USB Type-C |
| Microphone | High Sensitivity Microphone for Hands-Free Calls |
| Special Features | Voice Assistant Support (iOS/Android), Digital Battery Display, Touch Controls, Memory Foam Earpads, Stereo to Mono Auto-Switching |
| Dimensions (Case) | 60.11 x 41.31 x 27.28 mm |
| Weight | 200 Grams (product weight from specifications) |
| Material | Aluminum (from specifications, likely for cable or accents) |
Warranty and Support
The product comes with a manufacturer's warranty. Please refer to the warranty card included in your package for detailed terms and conditions. For technical support or customer service, please contact Aiwa customer support through their official website or the contact information provided with your purchase.
Spare parts availability: 2 Years (as per product specifications).
For further assistance, visit the official Aiwa website: www.aiwa.eu
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