Car Radio Wireless Bluetooth Module Aux Adapter Music Audio Adapter For Mazda 2 3 5 6 MX5 RX8.
You can just Insert this item to the back radio then Connect the red wire to 12V+, the black wire to 12V-.
Match your phone or pad to bluetooth module.and Choose Aux from your radio, then you can use your phone to play music through car speakers.
You can hear music from your phone/pad/mp3(They should have blueooth function).
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