The HRS Satellites are the kind of bookshelf speaker everyone else is trying to build. Take their fully sealed enclosures featuring Sunfire’s legendary High Back-emf woofer, the same one found in our most expensive and high performance models. Sealed enclosures mean tighter, punchier bass you’ll hear every time you turn them on. In fact, more bass than you’ll find in any existing 4.5” two-way speaker. HRS Sats also feature 4.5” Kevlar® drivers with a one-of-a-kind “Trifilar” voice coil. This ultra lightweight, three-layer design delivers up to an 80% increase in output when compared to conventionally wound designs. The result: a woofer that will play very loud;