Introduction
Welcome to the user manual for your Nokia E3103 True Wireless Stereo (TWS) Bluetooth 5.1 Earphones. These earphones are designed to provide a high-fidelity audio experience with the convenience of wireless connectivity, touch controls, and a waterproof design, making them suitable for music, sports, and calls.
This manual will guide you through the setup, operation, maintenance, and troubleshooting of your new earphones to ensure you get the best possible experience.
Package Contents
Please check the box for the following items:
- 2 x Nokia E3103 Bluetooth Earphones
- 1 x Charging Case
- 1 x USB Type-C Charging Cable
- 1 x User Manual
- 1 x Replaceable Pads Set (if applicable)

Image: Nokia E3103 product packaging showing the earbuds, charging case, user guide, and data line, along with a table of product parameters.
Specifications
| Feature | Specification |
|---|---|
| Model Number | Nokia E3103 |
| Bluetooth Version | 5.1 |
| Communication | True wireless |
| Bluetooth Connection Distance | 10 meters |
| Earcups Type | Semi-open |
| Driver Diameter | 13mm |
| Vocalism Principle | Dynamic |
| Frequency Response Range | 20 - 20000Hz |
| Sensitivity | 120dB |
| Impedance | 32Ω (up to 32 Ω range) |
| Max Output | 1mW |
| Total Harmonic Distortion | 1% |
| With Microphone | Yes (Dual microphones with ENC noise reduction) |
| Active Noise-Cancellation | No |
| Waterproof | Yes |
| Charging Method | Charging case (Type-C) |
| Charging Case Capacity | 320mAh |
| Earphone Battery Capacity | 37mAh (single earphone) |
| Music Time | Around 3-4 Hours |
| Talk Time | Around 3-4 Hours |
| Total Battery Life (with case) | Up to 25 Hours |
| Standby Time | Up to 48 Hours |
| Full Charging Time (Type-C) | 1.5 Hours |
| Earphone Weight | 3.3g (single ear) |
| Earphone Dimensions | 31.0 x 17.1 x 17.2 mm |
| Charging Box Dimensions | 53.2 x 48.3 x 23.9 mm |
| Material | ABS+PC |
| Supported Audio Codecs | SBC |
| Supported Bluetooth Profiles | HSP, HFP, AVRCP, A2DP |
| Features | Waterproof, With microphone, Apple Siri Support, Playback Control |
| Colors Available | Black, White, Blue, Pink |

Image: Diagram highlighting 9 key features including Bluetooth 5.1, 25h endurance, 3.3g single ear weight, 13mm driver, push-button reset, intelligent touch, one/two ear use, vertical charging box, and Type-C interface.
Initial Setup and Pairing
The Nokia E3103 earphones feature automatic pairing for ease of use. Follow these steps to connect them to your device:
- Charge the Earphones: Before first use, place both earphones into the charging case and connect the case to a power source using the provided USB Type-C cable. Ensure the earphones and case are fully charged.
- Power On: Open the charging case. The earphones will automatically power on and enter pairing mode.
- Activate Bluetooth: On your smartphone or other Bluetooth-enabled device, go to the Bluetooth settings and turn on Bluetooth.
- Select Device: Look for 'Nokia E3103' in the list of available devices and select it to connect.
- Confirmation: Once connected, you will hear an audio prompt from the earphones, and the device will show 'Nokia E3103' as connected.
The earphones support dual host arbitrary switching, meaning you can use either earbud independently (single ear mode) or both together (dual ear mode) seamlessly.

Image: Diagram illustrating the dual host arbitrary switching feature, allowing for seamless use in either single or dual earbud mode.
The new Bluetooth 5.1 chip ensures a faster and more stable connection, reducing delays and interference for an enhanced audio experience.

Image: White Nokia E3103 earbuds next to a smartphone displaying a game, highlighting the stable Bluetooth 5.1 connection.
Operating Instructions
The Nokia E3103 earphones feature intuitive touch controls for managing your audio and calls:
Touch Control Functions:
- Play/Pause: Tap either the left or right earbud once.
- Previous/Next Track: Tap the left earbud twice for the previous track. Tap the right earbud twice for the next track.
- Answer/End Call: Tap either the left or right earbud once during an incoming call or an active call.
- Start Voice Assistant: Tap either the left or right earbud three times.
- Volume Up: Long press the right earbud.
- Volume Down: Long press the left earbud.
- Push-button Reset: Press and hold the touch area on either earbud for 5 seconds.

Image: Detailed diagram illustrating the touch control functions for music playback, call management, voice assistant activation, volume control, and earbud reset.
Binaural Call:
The earphones support binaural calls, allowing you to hear call audio through both earbuds for a clearer conversation experience.
Charging the Earphones and Case
To ensure optimal performance and battery life, follow these charging guidelines:
- Charging the Earphones: Place the earphones into the charging case. They will automatically begin charging. The indicator light on the case will show the charging status.
- Charging the Case: Connect the provided USB Type-C cable to the charging port on the case and the other end to a USB power adapter (not included) or a computer's USB port. The indicator light on the case will illuminate to show it is charging.
A full charge for the charging case takes approximately 1.5 hours. The earphones provide around 3-4 hours of music or talk time on a single charge. With the 320mAh charging case, the total battery life can extend up to 25 hours, and the standby time is up to 48 hours.

Image: A man wearing a black Nokia E3103 earbud, with text indicating 'About 7 hours Monaural playback', 'About 25 hours Use with charging box', and '320mAh Charging bin capacity'.
Maintenance and Care
To prolong the life and maintain the performance of your Nokia E3103 earphones:
- Cleaning: Regularly clean the earbuds, charging contacts, and charging case with a soft, dry, lint-free cloth. Do not use harsh chemicals or abrasive materials.
- Water Resistance: The earphones are waterproof. However, avoid prolonged exposure to water or submersion. Ensure they are dry before placing them back in the charging case to prevent damage to the charging contacts.
- Storage: When not in use, store the earphones in their charging case to protect them from dust and physical damage. Store in a cool, dry place away from extreme temperatures.
- Avoid Impact: Do not drop or subject the earphones or charging case to strong impacts.
Troubleshooting
If you encounter issues with your Nokia E3103 earphones, try the following solutions:
Earphones not pairing or connecting:
- Ensure both earphones are charged.
- Place both earphones back into the charging case, close the lid, wait a few seconds, then open the lid again to re-initiate pairing mode.
- Turn off and on Bluetooth on your device.
- Forget the 'Nokia E3103' device from your device's Bluetooth settings and try pairing again.
- Perform a push-button reset (press and hold the touch area for 5 seconds).
Only one earphone working:
- Ensure both earphones are charged.
- Place both earphones back into the charging case, close the lid, and then open it again. This often re-syncs them.
- Try resetting the earphones as described above.
No sound or low volume:
- Check the volume level on both your earphones and your connected device.
- Ensure the earphones are properly seated in your ears.
- Clean any debris from the earphone speakers.
Charging case not charging:
- Ensure the USB Type-C cable is securely connected to both the case and the power source.
- Try a different USB cable or power adapter.
- Check if the charging port on the case is clean and free of debris.
User Tips
- Comfortable Fit: The Nokia E3103 earbuds are designed with ergonomic surfaces and angles, weighing only 3.3g per earbud for comfortable wear. Experiment with the replaceable pads to find the best fit for your ears to optimize sound quality and comfort.
- Clear Calls: Utilize the ENC (Environmental Noise Cancellation) feature with dual microphones for clearer phone calls, especially in noisy environments.
- Portability: The charging case is small and lightweight (total weight of headset + charging box is less than 40g), making it easy to carry in your pocket.

Image: White Nokia E3103 charging case being placed into a pocket, illustrating its portable design.
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or contact your retailer. Keep your proof of purchase for any warranty claims.
Product Overview Video
Video: Official product video showcasing the Nokia E3103 earbuds' design, features, and color options.





