Encore, Sound Card, models:

5.1 Channel Surround Sound Card ENM232-6VIA	User Manual
ENM232-4C	Specifications
ENM232-4CTV	Specifications
ENM232-6C	Installation Manual
ENM232-6CMI	User Manual
ENM232-6VIA	User Manual
ENM232-8CMI	User Manual
ENM232-8VIA	Specifications
ENM832-6VIA	Datasheet