Boston Acoustics HSi 255 Specification Guide

in-ceiling, in-wall

play invisible. play smart.

Designed for stunning sound and ease of installation, 

HSi Series Custom loudspeakers expand the realm of 

quality sound to create an audio system that pleases 

even the most critical ears. In fact, these speakers 

perform as well as Boston’s highly regarded traditional 

loudspeakers. Whether you need to fill your favorite room 

with sound, install a whole-house audio system or design a 

custom home theater, Boston has high performance 

HSi Custom speakers that fit every application. All with the 

uncompromising performance you expect from Boston.