TA8776N is a surround processor controlled I2C bus. It incorporates following functions on a 30pin dual-in-line
shrink-type plastic package.

FEATURES
Surround circuit
Sumilated Surround
Hall Ambience
Dolby Surround (Input Terminal)
3D Center Output (L + R) for a super woofer.
Surround Output (L − R)

I2C interface
Filter Adj. by Bus line
DAC Output (2ch)

Sound processor circuit
Input Switch
Volume Adj.
Balance Adj
Surround Level Adj
Bass Adj.
Treble Adj.