SWTNVIN Adapter Harness Applicable Speakers Review

Note: Due to the conversion of current, this product is only suitable for the Toyota RAV4 with 2GB RAM 32GB ROM Android 9.0 system car stereo in our store Product link: https://www.amazon.com/dp/B07XQ7782R . If your car has a JB L sound system, then you need to purchase this JB L adapter to decode its sound, otherwise there will be no sound. When connected to this JB L adapter, please turn on the amplifier function of this unit, the operation path: Click "Setting" on the main menu - click "Car infotainment" - click "Sound" -- ---- Click on "Balance" - ----- open the "Ex Amp" switch. When the JB L adapter and its harness are used, the power cord in the unit package you purchased is not needed. If you have any problems during the installation and use, please feel free to contact us, we have a professional technical staff to answer your questions, thank you!.