Introduction
This manual provides detailed instructions for the use and maintenance of your AGM B3 Wireless Earbuds. These earbuds feature advanced Hybrid Active Noise Cancellation (ANC) and Environmental Noise Cancellation (ENC) for clear audio and calls, ergonomic touch controls, and Bluetooth 5.4 connectivity. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.
What's in the Box
- AGM B3 Wireless Earbuds (Left and Right)
- Charging Case
- USB Type-C Charging Cable
- User Manual
Product Overview
The AGM B3 Wireless Earbuds are designed for comfort and high-quality audio. Each earbud features a touch-sensitive area for control and an ergonomic design for a secure fit. The compact charging case protects the earbuds and provides additional battery life.

Image: AGM B3 Wireless Earbuds and Charging Case, front view.

Image: Close-up of an AGM B3 earbud, highlighting its ergonomic design.
Setup
1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and charging case. Connect the provided USB Type-C cable to the charging port on the case and to a power source. The indicator lights on the case will show the charging status.
- Earbuds charging time: Approximately 25 minutes.
- Case charging time: Approximately 1.5 hours.
2. Initial Pairing
- Open the charging case. The earbuds will automatically power on and enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for available Bluetooth devices and select "AGM B3" from the list.
- Once connected, a voice prompt will confirm successful pairing.
The earbuds will automatically reconnect to the last paired device when removed from the case and Bluetooth is enabled on the device.
Operating Instructions
Power On/Off
- Power On: Open the charging case, or 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, or press and hold the touch control area on both earbuds for 5 seconds.
Touch Controls
The AGM B3 earbuds feature intuitive touch controls on each earbud. Refer to the diagram below for the touch control area.

Image: AGM B3 Earbuds with the touch control area indicated.
| Function | Action |
|---|---|
| Play/Pause Music | Single tap on either earbud |
| Next Track | Double tap on the right earbud |
| Previous Track | Double tap on the left earbud |
| Volume Up | Triple tap on the right earbud |
| Volume Down | Triple tap on the left earbud |
| Answer/End Call | Single tap on either earbud |
| Reject Call | Press and hold on either earbud for 2 seconds |
| Activate Voice Assistant | Press and hold on either earbud for 3 seconds (when not on a call) |
| Switch ANC/Transparency Mode | Press and hold on the left earbud for 2 seconds |
| Switch Game/Music Mode | Press and hold on the right earbud for 2 seconds |
Noise Control Modes (ANC & ENC)
The AGM B3 earbuds offer two primary noise control modes:
- Active Noise Cancellation (ANC): Reduces ambient noise by up to 35dB, providing an immersive audio experience. This mode is ideal for listening to music or podcasts in noisy environments.
- Transparency Mode (Environmental Noise Cancellation - ENC): Allows you to hear your surroundings while still enjoying your audio. ENC also enhances call clarity by isolating your voice from background noise during phone calls.
To switch between ANC and Transparency modes, press and hold the touch control area on the left earbud for 2 seconds.

Image: Illustration of ANC and ENC technology in action.

Image: Earbud in use, demonstrating noise cancellation.
Game and Music Modes
The earbuds feature dedicated modes optimized for different audio experiences:
- Game Mode: Provides low-latency audio, reducing delay between video and sound, which is beneficial for gaming.
- Music Mode: Optimizes audio for a balanced and rich music listening experience.
To switch between Game and Music modes, press and hold the touch control area on the right earbud for 2 seconds.
Maintenance
Cleaning
- Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth.
- Do not use abrasive cleaners, alcohol, or chemical solvents.
- Gently remove any earwax or debris from the ear tips and speaker mesh using a small, soft brush or cotton swab.
Storage
- When not in use, always store the earbuds in their charging case to protect them and ensure they remain charged.
- Store the product in a cool, dry place, away from extreme temperatures and direct sunlight.
Troubleshooting
Earbuds not pairing or connecting
- Ensure both earbuds are charged.
- Make sure Bluetooth is enabled on your device.
- Place the earbuds back in the case, close the lid, wait a few seconds, then open it again to re-enter pairing mode.
- Forget/delete "AGM B3" from your device's Bluetooth list and try pairing again.
- Try pairing with a different device to rule out device-specific issues.
No sound or low volume
- Check the volume level on both your device and the earbuds.
- Ensure the earbuds are properly connected to your device.
- Clean any debris from the earbud speaker mesh.
- Try resetting the earbuds (see below).
Earbuds not charging
- Ensure the charging cable is securely connected to both the case and the power source.
- Check if the charging case has power.
- Clean the charging contacts on both the earbuds and inside the case.
- Try a different USB Type-C cable and power adapter.
Resetting the Earbuds
If you experience persistent issues, you can try resetting the earbuds:
- Place both earbuds into the charging case.
- On your device, remove or forget "AGM B3" from your Bluetooth device list.
- With the earbuds in the case and the lid open, press and hold the reset button (if available, usually a small button inside the case or on the back) for approximately 10-15 seconds until the indicator lights flash. If no physical button, try holding the touch areas on both earbuds for 10 seconds while in the case.
- Close the case, then open it again and attempt to re-pair with your device.
Specifications
| Feature | Specification |
|---|---|
| Model Name | B3 |
| Bluetooth Version | 5.4 |
| Bluetooth Range | Up to 33 feet (10 meters) |
| Ear Placement | In Ear |
| Noise Control | Active Noise Cancellation (ANC), Environmental Noise Cancellation (ENC) |
| Audio Driver Size | 10 mm Dynamic Driver |
| Frequency Range | 20Hz - 20kHz |
| Sensitivity | 125 dB ± 3dB |
| Impedance | 32 Ohms |
| Earbud Battery Life (Music) | Up to 4 hours |
| Earbud Battery Life (Talk) | Up to 6 hours |
| Charging Case Battery Capacity | 400 mAh |
| Charging Case Battery Life | Extends total usage to approximately 30 hours |
| Earbud Charging Time | Approx. 25 minutes |
| Case Charging Time | Approx. 1.5 hours |
| Control Method | Touch |
| Material | Plastic |
| Color | Black & Orange |
Warranty and Support
Warranty Information
The AGM B3 Wireless Earbuds come with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and workmanship under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.
Customer Support
For technical assistance, warranty claims, or any questions regarding your AGM B3 Wireless Earbuds, please contact AGM customer support. Refer to the product packaging or the official AGM website for the most current contact information.