Mercedes-Benz B200 ML SL R350 Optical Fiber Decoder Box

The Mercedes-Benz B200 ML SL R350 Optical Fiber Decoder Box by EzoneTronics is a compact, plug‑and‑play solution designed to preserve the performance of your premium car audio system. Built for 12 V automotive environments, this decoder decodes Bose or Harman Kardon signals via optical interface, letting your factory amplifier continue to deliver crisp, immersive sound without costly head‑unit or amplifier swaps. Housed in a sturdy plastic enclosure with gold‑plated copper wiring, it neatly fits into your trunk area while keeping the OEM audio experience intact.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.

Installation at a glance

• Decode Bose or Harmon Kardon with optical interface: This optic fiber decoder box will keep your original car's optic fiber amplifier or Harman Kardon system or Bose sound system working.
• Car plug in rear trunk: Take the black plug out of the decoder box, then remove the plastic protective cover from the plug. Connect the factory car fiber optic interface to the black plug, then reinsert the plug into the decoder box. Connect the B+ GND cable and audio cable to the car stereo.
• Note: Installation varies by vehicle model.
• Notice: No need to run 6 meter long cables from front to rear (your car's trunk). Reduce installation fee, easy to install. All cables just need to be connected in front. Easy to install, plug and play.

Benefits & Tips

• Maintains original sound quality: Keeps the factory Bose or Harman Kardon processing intact while enabling optical decoding for seamless integration.
• Streamlined installation: Front‑end connections mean no lengthy rear cable runs, saving time and labor costs.
• Simple compatibility checks: If you’re unsure about installation, take a photo of your radio and share it with us for quick confirmation.

Product specifications

• Brand Name: EzoneTronics
• Model Name: XYH-LZ-MOST25-01
• Item Type: Cables, Adapters & Sockets
• Material: Gold plated + copper wire + plastic box
• Item Size: 7.4 x 5.5 x 2.5 cm
• Weight: 0.82
• Origin: Mainland China
• Voltage: 12 V

Package includes:

• Optical Fiber Decoder Box

Warnings / Reminders

• Installation varies depending on the vehicle model.
• If you are not sure your vehicle will be installed, take a photo of your radio and let us know!

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