Introduction
Thank you for choosing the Baseus Bass EP10 NC True Wireless Earbuds. These earbuds are designed to provide a superior audio experience with advanced features such as deep active noise cancellation, powerful bass, clear call quality, and long battery life. This manual will guide you through the setup, operation, and maintenance of your new earbuds.

Package Contents
Please check the box for the following items:
- Baseus Bass EP10 NC Earbuds
- Charging Case
- S/M/L Ear Tips (replaceable pads set)
- Charging Cable (Type-C)
- User Manual
- Quick Start Guide

Setup
1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and charging case.
- Place the earbuds into the charging case.
- Connect the charging case to a power source using the provided Type-C charging cable.
- The indicator light on the case will show charging status.
- A full charge takes approximately 1.5 hours.

2. Pairing with Your Device
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for "Baseus Bass EP10 NC" in the list of available Bluetooth devices.
- Select it to connect. Once connected, you will hear a confirmation tone.

3. App Installation and Firmware Update
For full functionality and customization, download the official Baseus App.
- Download the Baseus App from your device's app store.
- Connect your earbuds to the app.
- To ensure optimal performance, update your earphone firmware to the latest version V1.0.21 or above. Update path: Baseus App > Bass BP1 NC > Settings > Version.

Operating Instructions
1. Power On/Off
- Power On: Open the charging case, and the earbuds will automatically power on.
- Power Off: Place the earbuds back into the charging case and close the lid. They will automatically power off and begin charging.
2. Touch Controls
The earbuds feature intuitive touch controls on the stem of each earbud:

| Action | Function |
|---|---|
| Tap x2 | Play/Pause music, Answer/End calls |
| Tap x3 | Play Previous Track (Left earbud), Play Next Track (Right earbud) |
| Press and hold (2s) | Reject calls, Switch Noise Reduction / Transparency Mode |
3. Active Noise Cancellation (ANC) and Transparency Mode
The earbuds feature -43dB deep noise cancelling technology to block out external sounds. You can switch between ANC and Transparency modes by pressing and holding the touch area for 2 seconds. Transparency mode allows you to hear your surroundings while still enjoying your audio.

4. Making Calls
The 4-Mic AI ENC (Environmental Noise Cancellation) technology ensures clear calls even in noisy environments.
- Answer/End Call: Tap x2 on either earbud.
- Reject Call: Press and hold on either earbud for 2 seconds.

5. Spatial Audio
Experience immersive 360° spatial audio with various modes:
- Normal Mode: Standard audio experience.
- Music Mode: Enhanced for musical enjoyment.
- Cinematic Mode: Optimized for movie watching.
These modes can be selected via the Baseus App.

Maintenance
1. Cleaning
- Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth.
- Remove ear tips and clean any earwax or debris from the earbud nozzles using a small brush or cotton swab.
- Ensure charging contacts on both earbuds and case are clean and dry.
2. Water and Dust Resistance
The earbuds are rated IP55 for water and dust resistance. This means they are protected against sweat and light rain, making them suitable for workouts and outdoor use. However, they are not designed for submersion in water.

3. Storage
When not in use, store the earbuds in their charging case to protect them and ensure they remain charged.
Troubleshooting
- Earbuds not pairing: Ensure both earbuds are in the charging case, then open the lid to initiate pairing mode. Check your device's Bluetooth settings and try reconnecting.
- Only one earbud working: Place both earbuds back in the case, close the lid, wait a few seconds, then open it again. This often re-syncs them.
- Poor sound quality: Ensure earbuds are clean and properly seated in your ears. Try different sized ear tips for a better seal. Check your device's audio settings and ensure the earbuds are fully charged.
- Charging issues: Clean the charging contacts on both earbuds and the case. Ensure the charging cable and power adapter are working correctly.
- App connectivity issues: Ensure Bluetooth is enabled and the earbuds are connected to your device. Restart the app or your device if necessary.
Specifications
| Feature | Detail |
|---|---|
| Name | Baseus Bass EP10 NC In-Ear True Wireless Earbuds |
| Material | ABS, Plastic |
| Bluetooth Version | 6.0 |
| Audio Coding | SBC, AAC |
| Communication Range | <10m |
| Earbud Battery Capacity | 500mAh/1.85Wh |
| Full Charge Time | About 1.5 Hrs |
| Frequency Response Range | 20 - 40000Hz |
| Charging Port | Type-C |
| Frequency Band | 2402 MHz - 2480 MHz |
| Operating Temperature | 0°C to 40°C |
| Compatibility | Bluetooth-enabled playback devices |
| Noise Cancellation | -43dB Active Noise-Cancellation |
| Microphones | 4-Mic AI ENC |
| Drivers | 12mm Dynamic Drivers |
| Waterproof Rating | IP55 |
| Playtime (ANC Off) | 7 hours (per charge), 41 hours (with charging case) |
| Playtime (ANC On) | 5.5 hours (per charge), 33 hours (with charging case) |
| Low Latency | 58ms |


User Tips
- Firmware Update: Always keep your earbud firmware updated via the Baseus App for the best performance and latest features.
- Ear Tip Fit: Experiment with the included S/M/L ear tips to find the best fit for your ears. A good seal is crucial for optimal sound quality and noise cancellation.
- App Customization: Utilize the Baseus App to explore the 24 preset EQ settings and spatial audio modes to tailor your listening experience.
- Rapid Charge: If you're in a hurry, a quick 10-minute charge can provide up to 2 hours of playtime.
Warranty and Support
For warranty information, technical support, or further assistance, please visit the official Baseus website or contact their customer service. Keep your purchase receipt as proof of purchase.
Official support website: www.baseus.com/pages/support-center