(Fit for Alpine：. Microphone Length: approx. 1.5 m(4.92 ft). 3) This style support audio and microphone handsfree. 5) The product supports efficient music transmission, version 5.0. for CDA-7998R, for CDA-9535R, for CDA-9830R, for CDA-9831R, for CDA-9833R, for CDA-9847R, for CDA-9851R, for CDA-9853R, for CDA-9855R.
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