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Axxess AX-MBUSB Adapter Allows you to connect the factory USB port in select 2007-14 Mercedes-Benz vehicles to a new car stereo

Item # 120MBUSB

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Item # 120MBUSB

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About the Axxess AX-MBUSB Adapter

Bob Bihlmayer

Keep your vehicle's USB port working

Metra's AX-MBUSB cable allows you to keep the factory USB port in your Mercedes-Benz when you install a new car stereo with a rear USB port. One end of the 10" cable connects to the plug just behind your vehicle's USB port, while the other end plugs into the USB port on the back of your new radio. 

Product highlights:

  • connects your vehicle's USB port to an aftermarket car stereo with rear USB input
  • length: 10"
  • not compatible with CarPlay or Android Auto
  • warranty: 1 year

What's in the box:

  • 10" Mercedes USB adapter harness

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More details on the Axxess AX-MBUSB Adapter

Stacey B.

Product Research


Compatibility: The Axxess Integrate AX-MBUSB USB adapter harness is used when you want to retain the factory USB port in select 2007-2014 Mercedes vehicles, when replacing the factory radio with an aftermarket stereo that features a rear USB input.

Note: This USB adapter harness will work with Apple CarPlay or Android Auto, except if your vehicle has multiple USB ports or if your new aftermarket radio doesn't have a high-amperage charging port (1.5A or greater).

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Customer Q&A

1 question already asked

Does this cable fit the Soundstream reserve 14+?
benjamin  Apr 03, 2023
1 answer
This harness is designed to allow retention of the factory USB port in select 2007-14 Mercedes-Benz vehicles. We wouldn't generally use this with the Soundstream Reserve 14+.
zachary  Apr 03, 2023 (Staff)

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