On your android device open the Settings menu.
Tap to open the Bluetooth icon, and use the slider button to turn Bluetooth ON.
Open the battery doors on your hearing aid for 5 seconds and then close, to activate pairing mode. **If your aids are rechargeable refer below.
On your phone you will see an, “Available Devices” message.
Tap to select, “The telephone icon with your hearing aid name beside” that will appear on screen.
A connection beep will be heard when successfully paired.
Now audio will stream from your iPhone to your hearing aids while Bluetooth is on.
** To activate pairing mode in a rechargeable hearing aid you will need to turn the hearing aid OFF/ON. Press and hold the volume down for 3 seconds -Red light will indicate your hearing aid is OFF. Press and hold again until the indicator light blinks green-ON.
Troubleshooting
Ensure you have a fresh battery installed in your hearing aid, or rechargeable hearing aids are well charged.
Turn Bluetooth OFF and then back ON.
More specific FAQ and troubleshooting information can be found here: https://marvel-support.phonak.com/en/android/
Source: https://marvel-support.phonak.com/en/android/