Kenwood BT7539U Bluetooth 1.70 update released

Kenwood have just released an update to the Bluetooth handsfree for the KDC-BT7539U, KDC-BT8041U, KDC-BT8141UY, KDC-BT838U models. This update takes the Bluetooth version to 1.70.

You can directly download the update instructions, flashing tool, and new firmware.


    • Vin on January 24, 2009 at 5:19 pm
    • Reply

    This new version did not include a support for Nokia N82, wonder why is it so…

    • Am Sazly on January 18, 2010 at 7:10 pm
    • Reply

    Hi Steve,

    It has been quite sometime since i visit ur site..
    u have any idea if this firmware supports Blackberry Bold 9700?


    Am – Malaysia

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