Icom Ui7 Am Fm Unit Install ((link)) -

The UI-7 is passive . It does not need 12V power. It is just a speaker. Do not try to wire red/black leads if you see them (older models had lighting; new ones don't).

In 2025, some boaters ask, “Should I install the UI7 or just use a Bluetooth speaker?” icom ui7 am fm unit install