YJV three-core cable and the difference between the four-core cable
Change the data line ah, often with non-original battery will be filled with bad
Data lines are not original, the proposed replacement, or for a better
This phenomenon is generally the audio input has an AC signal amplified by the amplifier after the results, supplies a little short and good quality of the input of the smooth exchange of spring spring to help Tong burst Kun line test, if not improved that is the receiver problem.