好可愛~
Is bluetooth 4.0 backwards compatible with bluetooth 2.0+EDR? - Super User好可愛~I have a big doubt about the honesty of this table. I tested two smartphones, one in BT3, the other in BT4 , with 3 cars (old> = 10 years). The BT3 works perfectly on 3 cars. The BT4 did not work on 3 cars. But it may be a problem due to Android .. – palo...
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