This part is a kind of semiconductor called XR1075.

Function of this product has high resolution BBE sound enhancement processor.

Manufacturers : ETC

Image and pinout :

Some of the text within the PDF file :

¹ã¶«Ê¡ÓôÄÏØÃÀ˳µçק -ÐÂÒ»´ú¸ß½âÎöÁ¦ BBEÒôЧÔöÇ¿´¦ÀíÆ÷ XR1075£¨ÎÄÕ£© Ò³Â룬 1/3 ÐÂÒ»´ú¸ß½âÎöÁ¦ ×÷ÕߣºÄª°®ÐÛ BBEÒôЧÔöÇ¿´¦Àí¼ÊõÉÞÕýºÍ»Ö¸ÒƵϳÓÚ÷-ò¶ø µ¼ÖÂÄÐźËðʧÍÏàλƫ²î£¬´Ó¶ø¹ÉùÒôÕæØñöÌý߸ ¾õ¸ßµÍÒô·á»£¬¶¨ÎС¢ÇåúÈÃ÷Á½ÓüÀíÏëÄÖ³§¹ûÕâ ÔÓÚ×·Çó¶-ÖÎÕæÉÆÃÀµÄÒô¾³½ç¢Ñ´Ë£¬ ·¨±¦¡£ ¹ØÓÚ Ôڴ˲»×÷Ï긵á£ÓûÁ½â Öµç×ÓÀàÔ¾¡¢±¨¿¯£ ±¾ÎĽéÉÜÃÀ¹ú XR1075¡£ Êõ£¬¹ÆäоµÄÔëÉùÏý¸üÍ¡¢×ܳ²¨§Õæ¶øÇÒÌå» ¸üС£¨Ë«ÁÖ±²å ±ðÐÔ¸üÓÅ£¬ßƵ½âÎöÁ¦ [ ... ]

XR1075 PDF Datasheet Download