The ALC271X is a family of audio codec chips developed by Avance Logic, a company that was acquired by Realtek in 1998. Here's a brief overview of the ALC271X datasheet:
For the most accurate results, search for the specific full part number printed on the chip (e.g., ALC271X-VB , ALC271-GR ). alc271x datasheet
The ALC271X is fully compatible with Realtek’s Universal HD Audio Driver package. Operating systems supported include: The ALC271X is a family of audio codec