Manufacturer’s Description

The PG191 features with 2.1-channel speakers (10W satellite speakers and 15W ASUS Power Bass System) are to deliver an good audio experience. Supplemented by SRS Lab's Flagship TruSurround XT virtual surround sound technology, the PG191 supports Dolby and 5.1- and 6.1-channel sound standards.

Manufacturer’s Website

http://usa.asus.com