Bose A20 Aviation Owner's Guide
![Bose A20 Aviation Headset manual cover](/images/giiNKhrikLwqJBRfkUnuQhlr/thumbs/thumb175x175.webp)
To pair your Bose A20 headset with a Bluetooth device, turn on the headset and press the Bluetooth function button until the Bluetooth indicator flashes. Enable Bluetooth on your device and select "Bose A20" from the list of available devices.
If the headset is not turning on, check the battery compartment to ensure the batteries are installed correctly. Replace the batteries with new ones if necessary, and ensure the battery terminals are free from corrosion.
Ensure a proper fit by adjusting the headband and ear cushions. Check the seals around the ear cushions for any gaps and position the microphone close to your mouth for optimal noise cancellation.
Yes, the Bose A20 is compatible with most general aviation intercom systems. Ensure you have the correct plug type (dual plug, U174, or XLR) for your aircraft.
Use a soft, damp cloth to clean the exterior surfaces. Avoid using harsh chemicals. Regularly inspect and replace the ear cushions and mic cover as needed for optimal performance and hygiene.
Bose A20 firmware updates can be performed using the Bose Updater application on a computer. Connect the headset via USB, launch the updater, and follow the instructions to install any available updates.
Ensure the headset is within range of the Bluetooth device and there are no obstructions or electronic interference. Also, check the audio settings on the paired device for optimal sound quality.
Turn off the headset when not in use, use the auto-shutoff feature, and replace batteries regularly. Consider using rechargeable batteries for frequent use to reduce costs.
Check the audio cable connections for any issues. If using Bluetooth, ensure the connection is stable. Inspect and clean the jack and connectors. If the problem persists, contact Bose support for assistance.
Adjust the headband by sliding it up or down to fit your head snugly. Ensure the ear cushions sit comfortably over your ears and that the microphone is positioned close to your mouth.