1. Introduction
Thank you for choosing the Boult Audio X45 Truly Wireless Earbuds. This manual provides essential information for setting up, operating, and maintaining your earbuds to ensure optimal performance and longevity.

Image: The Boult Audio X45 earbuds and their charging case, showcasing the sleek black design.
2. Package Contents
Ensure all items are present in your package:
- Boult Audio X45 Truly Wireless Earbuds
- Charging Case
- USB Type-C Charging Cable
- Eartips (various sizes)
- User Manual (this document)
3. Setup Guide
3.1 Initial Charging
Before first use, fully charge the earbuds and the charging case.
- Connect the provided USB Type-C cable to the charging port on the case.
- Connect the other end to a USB power adapter (not included) or a computer's USB port.
- The LED indicators on the case will show charging status. A full charge takes approximately 90 minutes.

Image: The Boult Audio X45 charging case connected via a Type-C cable, illustrating the fast charging capability.
3.2 Powering On/Off
- Power On: Open the charging case, and the earbuds will automatically power on. Alternatively, press and hold the touch control area on both earbuds for 3 seconds.
- Power Off: Place the earbuds back into the charging case and close the lid. They will automatically power off. Alternatively, press and hold the touch control area on both earbuds for 5 seconds.
3.3 Bluetooth Pairing
The earbuds enter pairing mode automatically when first removed from the case or when disconnected from a previously paired device.
- Ensure the earbuds are charged and powered on.
- Open the charging case. The earbuds will enter pairing mode, indicated by flashing LED lights.
- On your device (smartphone, tablet, laptop), enable Bluetooth.
- Search for available devices and select "Boult Audio X45" from the list.
- Once connected, the earbuds' LED indicators will stop flashing.

Image: The Boult Audio X45 earbuds demonstrating the 'Blink & Pair' feature with Bluetooth 5.3 for fast connectivity.
3.4 Wearing the Earbuds
Choose the correct size of eartips for a comfortable and secure fit. Insert the earbuds into your ears and gently twist them until they feel snug. A proper fit enhances sound quality and noise isolation.
4. Operating Instructions
4.1 Touch Controls
The Boult Audio X45 earbuds feature intuitive touch controls on each earbud. Functions may vary slightly depending on your device and application.
| Action | Left Earbud | Right Earbud |
|---|---|---|
| Play/Pause | Single Tap | Single Tap |
| Next Track | Double Tap | Double Tap |
| Previous Track | Triple Tap | Triple Tap |
| Answer/End Call | Single Tap | Single Tap |
| Reject Call | Long Press (2s) | Long Press (2s) |
| Activate Voice Assistant | Long Press (2s) | Long Press (2s) |
| Toggle Gaming Mode | Quad Tap | Quad Tap |
4.2 Calling Functionality
The earbuds are equipped with Quad Mic Environmental Noise Cancellation (ENC) for clear calls.
- Answering/Ending Calls: Use the single tap gesture as described above.
- Rejecting Calls: Use the long press gesture as described above.

Image: An illustration highlighting the Quad Mic Environmental Noise Cancellation (ENC) feature of the Boult Audio X45 earbuds for clear communication.
4.3 Gaming Mode
Activate Gaming Mode for ultra-low latency (45ms) during gaming sessions or binge-watching.
- Activating/Deactivating: Use the quad tap gesture on either earbud.

Image: The Boult Audio X45 earbuds in their charging case, with a graphic indicating 'Combat Gaming' mode and 45ms low latency.
5. Maintenance
5.1 Cleaning
- Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth.
- Remove eartips and clean them with mild soap and water, then dry thoroughly before reattaching.
- Do not use harsh chemicals or abrasive materials.
5.2 Water Resistance
The Boult Audio X45 earbuds are IPX5 water-resistant, meaning they are protected against sweat and light rain. They are not designed for submersion in water.
- Avoid exposing the earbuds to excessive moisture or liquids.
- If they get wet, wipe them dry immediately before placing them back in the charging case.

Image: The Boult Audio X45 earbud and charging case, with a visual representation of water resistance and the IPX5 rating.
5.3 Storage
When not in use, store the earbuds in their charging case to protect them from dust, damage, and to keep them charged.
6. Troubleshooting
If you encounter issues with your Boult Audio X45 earbuds, refer to the following common solutions:
- No Sound/Low Volume:
- Check the volume level on your connected device.
- Ensure earbuds are properly seated in your ears.
- Clean any debris from the earbud mesh.
- Earbuds Not Pairing:
- Ensure both earbuds are charged and powered on.
- Turn off Bluetooth on your device, then turn it back on.
- Forget/delete "Boult Audio X45" from your device's Bluetooth list and attempt to pair again.
- Place earbuds back in the case, close the lid, wait a few seconds, then open to re-initiate pairing mode.
- Charging Issues:
- Ensure the charging cable is securely connected to both the case and the power source.
- Try a different USB Type-C cable or power adapter.
- Clean the charging contacts on the earbuds and inside the case.
- Microphone Not Working:
- Ensure the earbuds are properly connected to your device for calls.
- Check microphone permissions on your device for the app you are using.
7. Specifications
Detailed technical specifications for the Boult Audio X45 Truly Wireless Earbuds:
| Feature | Specification |
|---|---|
| Model Name | AirBass X45 |
| Connectivity | Bluetooth 5.3 |
| Bluetooth Range | 10 Metres |
| Audio Driver Size | 13mm |
| Audio Latency | 45ms (Gaming Mode) |
| Microphone | Quad Mic with ENC |
| Battery Life (Total) | Up to 40 Hours (with charging case) |
| Charging Port | USB Type-C |
| Charging Time | Approx. 90 minutes (case) |
| Water Resistance | IPX5 |
| Control Method | Touch |
| Weight | 41.5 g |
| Frequency Response | 20 Hz |
| Sensitivity | 95 dB |
| Impedance | 16 Ohm |

Image: A collage showcasing key features of the Boult Audio X45, including 13mm drivers, IPX5 water resistance, Bluetooth 5.3, 40H playtime, Quad Mic ENC, 45ms gaming latency, and Type-C fast charging.
8. Warranty and Support
8.1 Manufacturer's Warranty
The Boult Audio X45 Truly Wireless Earbuds come with a 1 Year Manufacturer's Warranty from the date of purchase. This warranty covers manufacturing defects. Please retain your proof of purchase for warranty claims.
8.2 Customer Support
For any support inquiries, technical assistance, or warranty claims, please contact Boult Audio customer service. Refer to the contact information provided on the product packaging or the official Boult Audio website.





