Soundcore A3045 Active Noise Cancellig Headphone
Charging
- Fully dry off the USB port before charging.
- Use a certified USB-C charging cable and charger to prevent any damage
- Do not power on your headphone while charging.
 | Flashing red once every 60 seconds L | Low battery |
 | Steady red | Being charged |
 | Light off | Fully charged |
Powering On/Off
Press and hold the power button for 3 seconds to power on/off.
 | Steady blue (for 1 second) | Powered on |
| Steady red (for 1 second) | Powered off |
Bluetooth Pairing
- When powered off, press and hold the power button for 5 seconds until the LED flashes blue to enter the Bluetooth pairing mode.
- Select “Soundcore Life Q20+” on your device’s Bluetooth list to connect.
 | Flashing blue | Bluetooth pairing |
| Steady blue (for 2 seconds) | Bluetooth connected |
- Each time you power on your Soundcore headphone, it will automatically connect to your last successfully connected device if available within the Bluetooth range.
- Once successfully connected with your Bluetooth device, ANC (active noise cancellation) will be turned on.
Pairing with another device
Your Soundcore headphone can be connected to two devices at a time. There is no need to switch the Bluetooth connection each time, and you can smoothly use it to play music on your smartphone and attend web conference on your PC.
When successfully connected with the first device, press twice the power button to pair up with another device.
- Your Soundcore headphone can only play music on one mobile device at a time. To play from another connected device, pause the currently active device
| Play/Pause |  | Press |
| Next track |  | Press and hold for 1 second |
| Previous track |  | Press and hold for 1 second |
| Volume up/down |  | Press |
| Switch noise cancellation modes (Transparency / Normal / ANC) |  | Press |
| Answer/End a call | | Press |
| Put the current call on hold and answer a new incoming call | Press and hold for 1 second | |
| Reject a call | ||
| Switch between held call and active call |
| Activate Siri or other voice assistant software | | Press and hold for 1 second |
Active Noise Cancellation
Press the NC button repeatedly to turn the active noise cancellation mode on or off, or activate the transparency mode.
- ANC: Reduces ambient noise.
- Transparency: Stay aware of your surroundings by allowing ambient sounds in.
AUX Mode
Play audio on an external device by plugging in a 3.5mm AUX cable.
- Plugging in an audio cable will automatically switch to AUX mode, and Bluetooth mode and ANC will turn off.
Soundcore App
Download the Soundcore app to enhance your experience.
EQ settings: There are more than 20 EQ settings you can choose from in the App to optimize your experience while enjoying different music genres.
ANC on/off: Turn active noise cancellation on or off.
Transparency: Stay aware of your surroundings by allowing ambient sounds in.
Firmware update: You will be informed once the new version of firmware is detected when you connect the headphone with the app.
Reset
You might need to reset your headphone if you experience any connectivity problems or function issues.
Press and hold the power button and volume up button simultaneously for 5 seconds until the LED indicator flashes blue and red alternately twice.
Specifications
- Specifications are subject to change without notice.
| Input | 5 V ⎓ 0.65 A |
| 5 V ⎓ 0.65 A | 3 hours |
| Playtime (with ANC mode turned on) | 40 hours |
| Playtime (with ANC mode turned off) 6 | 60 hours |
| Driver size | 40 mm × 2 |
| 40 mm × 2 | 20 Hz – 20 kHz (Bluetooth); 16 Hz – 40 kHz (Aux) |
| Impedance | 16 Ω |
| Bluetooth version | 5.0 |
| Bluetooth range | 15 m / 49.5 ft |
