Usage Tips:[xlmodel]-[custom]-[8888] Overview: 1. bluetooth 5.0 version, also support 3.0 /2.0, fits WMA, WAV, FLAC. 2. Suitable for Porsche Becker CD Host ISO Socket. 3. Insert this item to the back radio then connect the red wire to 12V+, the black wire to ground. 4. High-quility, stable characteristics, high reliability. 5. 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. 6. You can hear music from your phone/tablet/MP3(Supports blueooth function). P.S: This bluetooth adapter helps to play phone music through car radio, it doesn't support call answerRadios with the following pinout are not supported - Plug & Play - Bluetooth: 5.0 - Bluetooth Name: JieRui-BT 5908 - Function via Bluetooth-enabled devices - No functional limitations of the car radio - allows you to connect an external audio source - And pair your phone with our bluetooth module,and choose Aux from your radio. - You can enjoy music from your phone through car speakers. Compatible With: This interface supports the following car radios: for Porsche - Becker CDR21 - Becker CDR-22 - Becker CDR210 - Becker CDR-220 / CR-220 - Becker CR11 - Becker CR21 - Becker Traffic Pro 4760 - Becker Traffic Pro BE4720 - Becker Traffic Pro BE4721 This interface supports the following Becker car radios: - Becker 2234 - Becker 2235 - Becker 2237 - Becker CDR 22 - Becker CR 22 - Cascade Pro 7941 - Cascade 7944 - DTM - DTM High Speed - Grand Prix - Indianapolis Pro - Indianapolis Pro 7950 - Indianapolis 7920 - Mexico Pro MP3 - Monza - Mexico 7942 - Online Pro 7800 (from Software Version 1.5) - Traffic Pro 7949 with talk-dialog system - Traffic Pro High Speed - Traffic Pro (from Software Version 6.0) - Mexico Pro 7933 , Mexico Pro CD 4627 , Mexico CC 4327 , Mexico Pro 7937 , Pro 7930 Mexico , Mexico Pro CC 4527 , Mexico 7948 , Mexico Pro 7935 , Pro MD 4937 Mexico , Mexico CC 4370 , Mexico Pro 4625 , Mexico Pro 7938 , Pro 7932 Mexico , Mexico Pro CD 4625 , CC 4325 Mexico , Mexico Pro 7936 , CD 4337 Mexico , Mexico Pro 4627 , Pro 7939 Mexico , Mexico CD 7803 - Traffic Pro 4720 , Traffic Pro High Speed 7824 , Traffic Pro 4745 , Traffic Pro High Speed 7822 , Traffic Pro 4723 , Traffic Pro High Speed 7825 , Traffic Pro Ferrari 7856 , Traffic Pro High Speed 7823 , Traffic Pro 4725 , Traffic Pro High Speed 7820 - DTM 7802 DTM High Speed 7910 , DTM High Speed 7912 , DTM High Speed 7913 , DTM High Speed 7915 , DTM High Speed 7918 - Indianapolis 7925 , Indianapolis Pro 7955 ,Indianapolis 7922 , Indianapolis Pro 7950 , Indianapolis 7923, Indianapolis Pro 7953 , Indianapolis 7920 - Grand Prix 7993 , Grand Prix 7990 , Grand Prix 7995 , Grand Prix 7992 - Monza 7885, Monza 7889 ,Monza 7886 ,Monza 7887 This Is Aftermarket Replacement Item But Not Remarks: Does not work with Indianapolis, Monza 2130, Cascade 7907, Porsche CDR23 (fiber optic), Becker car radios from Alfa Romeo 166, Mercedes Vaneo and Lancia Lybra with navigation Possible support for other Becker Indianapolis series car radios [xlmodel]-[photo]-[0000]