The CX31993! That's a interesting part.
With a rating often exceeding 120dB, the chip can handle the vast difference between the loudest peaks and the softest whispers in high-fidelity tracks. cx31993 datasheet
Supports 4-pole (TRRS) jacks for microphone input and in-line remote controls (volume +/- and play/pause). 4. Why Use the CX31993? Power Efficiency The CX31993