Alternatively, while the speaker is playing, press the "Volume +" and "Play/Pause" buttons simultaneously for 5 seconds. The speaker may announce the firmware version via voice prompt.

: Do not power off the vehicle or device during this 5–10 minute process, as it can permanently "brick" the unit. Troubleshooting & Support Bluetooth Issues

Blaupunkt Bp 330 — Software Update _top_

Alternatively, while the speaker is playing, press the "Volume +" and "Play/Pause" buttons simultaneously for 5 seconds. The speaker may announce the firmware version via voice prompt.

: Do not power off the vehicle or device during this 5–10 minute process, as it can permanently "brick" the unit. Troubleshooting & Support Bluetooth Issues Blaupunkt Bp 330 Software Update