Introduction
The Celly BH Twins Mini Wireless In-Ear Headphones provide a high-quality audio experience with the convenience of true wireless technology. Designed for comfort and portability, these headphones are ideal for daily use, sports, and hands-free communication. This manual provides essential information on setting up, operating, and maintaining your headphones.
Package Contents
Please ensure all items are present in the package:
- 1 x Charging Box
- 2 x Bluetooth Headphones (Left and Right)
- 1 x Micro USB Charging Cable
- 1 x User Manual (this document)
Product Overview
Familiarize yourself with the components of your Celly BH Twins Mini headphones.

Figure 1: Headphones in open charging case. This image shows the two white in-ear headphones resting inside their compact, grey and white charging case, with the lid open, revealing the charging slots.

Figure 2: Headphones in closed charging case. This image provides a top-down view of the charging case with the headphones inside, showing the four small LED indicator dots on the front of the case.

Figure 3: Individual headphones. A detailed view of the left and right earbuds, highlighting their ergonomic shape, speaker grilles, and charging contacts.

Figure 4: Charging case with dimensions. This image illustrates the compact size of the charging case, showing its length (6.4 cm), width (2.6 cm), and height (2.8 cm).

Figure 5: Size comparison of charging case. The charging case is shown next to a 2 Euro coin, providing a clear visual reference for its small and portable size.
Setup
1. Initial Charging
- Place both headphones into the charging case.
- Connect the Micro USB charging cable to the charging port on the case and to a USB power source (e.g., computer, wall adapter).
- Allow the headphones and case to fully charge. A full charge takes approximately 2 hours. The LED indicators on the case will show charging status.
- Once fully charged, disconnect the charging cable. The portable charging box provides up to 25 hours of playback with 5 charging cycles for the headphones.
2. Bluetooth Pairing
- Ensure the headphones are charged.
- Remove both headphones from the charging case. They will automatically power on and enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for new Bluetooth devices. Select "Celly BH Twins Mini" or a similar name from the list of available devices.
- Once connected, you will hear a confirmation tone, and the headphones will be ready for use. The effective range for Bluetooth connection is approximately 10 meters.
Operating Instructions
Power On/Off
- Power On: Remove headphones from the charging case. They will power on automatically.
- Power Off: Place headphones back into the charging case. They will power off automatically and begin charging.
Music Playback
- Play/Pause: Tap the control button on either earbud once.
- Next Track: Double-tap the control button on the right earbud.
- Previous Track: Double-tap the control button on the left earbud.
- Volume Control: Use the volume controls on your connected device. The headphones also feature integrated volume control via their remote control function.
The headphones offer approximately 5 hours of continuous music playback on a single charge.
Call Management
- Answer/End Call: Tap the control button on either earbud once.
- Reject Call: Press and hold the control button on either earbud for 2 seconds.
- Voice Assistant: Triple-tap the control button on either earbud to activate your device's voice assistant (e.g., Siri, Google Assistant).
The headphones provide approximately 5 hours of talk time on a single charge and feature a built-in microphone for clear communication.
Single Earbud Use
For situations where you need to remain aware of your surroundings, you can use only one earbud. The right earbud ("R") can be used independently for mono audio and calls.
Maintenance
- Cleaning: Gently wipe the headphones and charging case with a soft, dry, lint-free cloth. Do not use harsh chemicals or abrasive materials.
- Storage: When not in use, always store the headphones in their charging case. The case protects them from dust, scratches, and physical damage.
- Battery Care: To prolong battery life, avoid fully discharging the headphones and charging case frequently. Charge them regularly, even if not in constant use.
- Water Resistance: These headphones are not waterproof. Avoid exposure to water, moisture, or extreme temperatures.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Headphones not pairing with device. |
|
| Only one earbud is playing sound. |
|
| Headphones not charging. |
|
| Poor sound quality or disconnections. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Name | BHTWINSMINIWH |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Speaker Diameter | 10mm |
| Impedance | 32 Ohm |
| Sensitivity | 32dB |
| Frequency Response | 20-20000Hz |
| Microphone | Built-In |
| Control Type | Volume Control, Answer Button |
| Headphone Weight | 4.8g per earphone |
| Total Item Weight | 39 Grams (including case) |
| Headphone Battery Capacity | 80mAh |
| Charging Case Battery Capacity | 400mAh |
| Music Playback Time | Up to 5 hours |
| Talk Time | Up to 5 hours |
| Standby Time | Up to 120 hours |
| Charging Time | Approximately 2 hours |
| Wireless Range | Up to 10 meters |
| Material | Plastic |
| Product Dimensions (Case) | 6.4 x 2.6 x 2.8 cm |
| Colour | White |
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or visit the official Celly website. Keep your proof of purchase for any warranty claims.
For further assistance, please contact Celly customer support directly.





