1. Introduction
The Remax TWS-12 In-Ear Wireless Bluetooth 5.0 Earbuds offer a high-fidelity audio experience with the convenience of true wireless stereo. Designed for mobile phones, these earbuds feature Bluetooth 5.0 for stable connectivity, a built-in microphone for calls, and active noise cancellation for an immersive listening experience. The compact design ensures comfortable wear, making them suitable for extended use.
2. Package Contents
Before using your Remax TWS-12 earbuds, please ensure all items are present in the package:
- Remax TWS-12 Earbuds
- Charging Case
- Charging Cable
- Ear Cushions (various sizes)
- User Manual (this document)
3. Product Overview
Familiarize yourself with the components and features of your Remax TWS-12 earbuds.

Figure 1: Earbuds and Charging Case Features. This image displays the Remax TWS-12 earbuds inside their charging case, highlighting features such as the 350mAh charging box capacity, 35mAh earbud battery capacity, 4.5-5 hours playing time, 1.5 hours charging time, and over 200 days standby time. It also shows the metal fashion appearance, seamless left/right ear switch, ultra-low power consumption, wireless charging support, and Bluetooth 5.0 signal stability.

Figure 2: Additional Earbud Features. This image illustrates additional features of the Remax TWS-12 earbuds, including a comfortable on-ear design for wear without feeling, an HD microphone, noise reduction upgrade, and broad compatibility with various devices.
Earbud Components:
- Touch Control Area: For managing playback, calls, and voice assistant.
- Microphone: For hands-free calls.
- Charging Contacts: For charging inside the case.
Charging Case Components:
- Earbud Charging Slots: To hold and charge the earbuds.
- Charging Port: For connecting the charging cable.
- LED Indicator Lights: To show charging status and battery level.
4. Setup
4.1 Initial Charging
It is recommended to fully charge the earbuds and charging case before first use.
- Connect the provided charging cable to the charging port on the case and a suitable USB power source.
- The LED indicator lights on the charging case will illuminate to show the charging status.
- Once fully charged, the indicator lights may change or turn off. Disconnect the charging cable.
4.2 Pairing with Your Device
Follow these steps to pair your Remax TWS-12 earbuds with your mobile phone or other Bluetooth-enabled device:
- Ensure the earbuds are charged.
- Open the charging case. The earbuds will automatically power on and enter pairing mode. The indicator lights on the earbuds may flash.
- On your mobile phone or device, go to the Bluetooth settings and enable Bluetooth.
- Search for available devices. You should see 'Remax TWS-12' in the list.
- Select 'Remax TWS-12' to connect. Once connected, a voice prompt will confirm successful pairing, and the earbud indicator lights will stop flashing.
Note: The earbuds will automatically reconnect to the last paired device when removed from the case, if Bluetooth is enabled on the device.
5. Operating Instructions
5.1 Power On/Off
- Power On: The earbuds automatically power on when removed from the charging case.
- Power Off: Place the earbuds back into the charging case and close the lid. They will automatically power off and begin charging.
5.2 Music Playback
- Play/Pause: Tap the touch control area on either earbud once.
- Next Track: Double-tap the touch control area on the right earbud.
- Previous Track: Double-tap the touch control area on the left earbud.
5.3 Phone Calls
- Answer Call: Tap the touch control area on either earbud once during an incoming call.
- End Call: Tap the touch control area on either earbud once during an active call.
- Reject Call: Press and hold the touch control area on either earbud for approximately 2 seconds during an incoming call.
5.4 Voice Assistant
- Activate Voice Assistant: Triple-tap the touch control area on either earbud.
5.5 Noise Cancellation
The Remax TWS-12 earbuds feature active noise cancellation. This function is typically activated automatically upon use or can be toggled via specific touch controls (refer to product packaging or manufacturer's website for specific gesture if not automatically enabled).
6. Maintenance
Proper maintenance ensures the longevity and optimal performance of your earbuds.
- Cleaning: Regularly wipe the earbuds and charging case with a soft, dry, lint-free cloth. Do not use abrasive cleaners, alcohol, or harsh chemicals.
- Storage: Always store the earbuds in their charging case when not in use. This protects them from dust, damage, and keeps them charged.
- Battery Care: Avoid exposing the earbuds and case to extreme temperatures (hot or cold). Charge the device regularly, even if not used frequently, to maintain battery health.
- Water Resistance: These earbuds are not specified as waterproof. Avoid contact with water or excessive moisture.
7. Troubleshooting
If you encounter any issues with your Remax TWS-12 earbuds, refer to the solutions below:
| Problem | Possible Solution |
|---|---|
| No sound from earbuds |
|
| Earbuds not pairing |
|
| Only one earbud working |
|
| Charging issues |
|
8. Specifications
Detailed technical specifications for the Remax TWS-12 Earbuds:
| Feature | Specification |
|---|---|
| Brand | Remax |
| Model | TWS-12 |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Form Factor | In-Ear |
| Microphone | Yes |
| Noise Control | Active Noise Cancellation |
| Compatible Devices | Mobile Phones |
| Charging Box Battery Capacity | 350mAh |
| Earbud Battery Capacity | 35mAh |
| Playing Time | 4.5 - 5 hours |
| Charging Time | Approx. 1.5 hours |
| Standby Time | Greater than 200 days |
| Color | Silver |
| Material | Rubber |
| External Product ID (EAN) | 6972174156736 |
9. Safety Information
Please read and follow these safety guidelines to prevent damage to the product or injury to yourself:
- Do not disassemble, repair, or modify the product. This may cause fire, electric shock, or complete damage to the product.
- Keep the product away from water, rain, and high humidity.
- Avoid prolonged exposure to high volume levels to prevent potential hearing damage.
- Keep out of reach of children and pets. Small parts may pose a choking hazard.
- Dispose of the product and its batteries responsibly according to local regulations. Do not dispose of batteries in fire or a hot oven, or mechanically crush or cut a battery, which may result in an explosion.
- Do not use the earbuds in situations where inability to hear ambient sounds could be dangerous, such as while driving or cycling.
10. Warranty and Support
For warranty information, technical support, or customer service inquiries regarding your Remax TWS-12 earbuds, please refer to the retailer where you purchased the product or visit the official Remax website. Please retain your proof of purchase for warranty claims.







