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About the JL Audio MMR-40
View the manual for the JL Audio MMR-40 here, for free. This manual comes under the category Remote Controllers and has been rated by 1 people with an average of a 7.5. This manual is available in the following languages: English. Do you have a question about the JL Audio MMR-40 or do you need help? Ask your question here
Below, you will find the most frequently asked questions about the JL Audio MMR-40.
A battery in my Remote Controller has started to corrode. Is the device still safe to use?
The product can still be used safely after proper cleaning. Remove the battery with gloves and clean the battery compartment with a toothbrush and vinegar. After drying, new batteries can be inserted into the device.