Product Overview
The AIWA NB-A23TANC is a wireless headset designed for an immersive audio experience. It features Active Noise Cancellation (ANC), Transparency mode, and Normal mode for versatile listening environments.
Headset Components:
- ANC / Transparent / Normal Switch: Adjusts noise cancellation modes.
- Microphone: For calls and voice commands.
- 3.5mm AUX-IN Port: For wired audio connection.
- Status Indicator: LED light showing device status.
- ON / OFF (Multi-Functional Button): Controls power and various functions.
- Volume - / Previous Song Button: Decreases volume or skips to the previous track.
- Volume + / Next Song Button: Increases volume or skips to the next track.
- Type-C Charging Port: For charging the headset.
- Power Indicator: Shows charging status.
Package Includes:
- NB-A23TANC Wireless Headset (1 unit)
- 3.5mm AUX-in cable (1 unit)
- Type-C charging cable (1 unit)
- User's manual (1 unit)
- Cotton-Linen Blend Fabric Pouch (1 unit)
Status Indicator Guide:
| ANC Mode | Status |
|---|---|
| ANC Mode | Stable Green Light |
| Normal | Indicator Off |
| Transparency mode | Green Light Flashes |
| Waiting for pairing | Red & Blue Light Flashes |
Important Safety Instructions
- Do not place the device near any form of heat source.
- Use only accessories specified by the manufacturer.
- Refer all servicing/repairs to qualified personnel if the device is damaged.
- Keep this user manual for future reference and troubleshooting.
- Heed ALL safety precautions.
Safety Cautions:
- Always keep the device away from fire and heat.
- Do not attempt to disassemble or alter the device.
- Do not expose the device to excessive heat (e.g., direct sunlight).
- Do not immerse the device in any form of liquid.
Warning:
Using earphones/headphones at moderate to high volumes for extended periods may result in permanent hearing damage. It is recommended to keep media playback volume levels from low to moderate. Do not use earphones while performing activities that require hearing surrounding noises/sounds (e.g., driving, cycling, jogging).
Product Specifications
- Model: NB-A23TANC
- Bluetooth Version: V5.4
- IP Rating: IPX4
- Driver Unit: 40mm
- Frequency Response: 20Hz-20kHz
- Impedance: 32Ω ± 15%
- Microphone Sensitivity: -42 ± 3dB
- Headphone Sensitivity: 116 ± 3dB
- Supported Profiles: MSBC, SBC, AAC, HFP, HSP, AVRCP
- Transmission Distance (Estimated): Up to 10 meters (without obstacles)
- Battery: 3.7V/500mAh
- Playback Time: Up to 15.6 hours
- Standby Time: ≥ 400 days (when powered off and in standby mode)
- Charging Time: Approximately 2.5 hours
- Call Time: Up to 25 hours
- Weight: 249g
- Rated Power: 20mW
- Charging Input: DC 5V / 1A
- ANC Depth: -35dB
Battery & Charging
During earphone charging, the LED indicator is steady. Once fully charged, the LED indicator turns off. Approximate charging time is about 2.5 hours. The AIWA NB-A23TANC earphones will automatically turn off after 5 minutes of disconnection. It is recommended to charge the earphones at least once every six (6) months to maintain battery health.
Product Operation
| Function | Action |
|---|---|
| Power OFF | Press and hold the Multi-Functional Button for 3 seconds. |
| Play / Pause | Click the Multi-Functional Button once. |
| Previous / Next Song | Press Volume - / + button for 1 second. |
| Volume +/- | Click Volume +/- button once. |
| Answer / Hang Up Call | Click the Multi-Functional Button once. |
| Reject Phone Call | Press and hold the Multi-Functional Button for 1 second. |
| Voice Assistant | Press and hold the Multi-Functional Button for 1 second. |
| ANC / Transparent / Normal | Click the ANC/Transparent/Normal button once. |
| Mode Switch (Multi-Functional Button + Volume +/-) | Press the Multi-Functional Button and Volume +/- simultaneously to switch modes. |
When a 3.5mm audio cable is connected to the audio jack, the headphones will automatically power off, disconnect from Bluetooth mode, and switch to AUX-in mode. In AUX-in mode, the headphones can receive audio input through the 3.5mm audio connection. Note: It is not recommended to use AUX-in mode while the headphones are still powered on, as this may cause abnormal functioning of the headphones.
Pairing & Connecting
Single Device Pairing:
- Turn on Bluetooth on your mobile device.
- Turn on the headphones. The headphones will enter Bluetooth pairing mode.
- Search for and connect to "AIWA NB-A23TANC" from your mobile device.
The AIWA NB-A23TANC will automatically connect to the last paired device if it is turned on and within connection range.
Multi-connect (Up to 2 devices/audio sources):
The AIWA NB-A23TANC can connect to up to two mobile devices simultaneously. To pair with two devices:
- Turn on Bluetooth on mobile device A.
- Turn on the headphones. The headphones will enter Bluetooth pairing mode.
- Search for and connect to "AIWA NB-A23TANC" from mobile device A.
- Turn off Bluetooth on mobile device A and repeat the above steps for mobile device B.
- Turn on mobile device A again, and the headphones will automatically pair to both devices.
