绿色版，功能强大，免安装! 需要的朋友可以考虑下。-Green Edition, a powerful, free installation! Need to be considered under friends.

ATH3101 Datasheet The ATH3101 is an integrated hands-free car kit IC that improves voice quality through proprietary SoundClear® technologies: Acoustic Echo Cancellation, Noise Cancellation, Sound Enhancement, and Side-tone Reduction.-T