Haven't heard of them.
Their concentric driver looks identical to the one used in my Emerald Physics KC IIs (AA/USAudiomart), which I am selling only because I am moving up in their line to 3.0s. Mine have a WireWorld XO upgrade ($4500)
Their concentric driver looks identical to the one used in my Emerald Physics KC IIs (AA/USAudiomart), which I am selling only because I am moving up in their line to 3.0s. Mine have a WireWorld XO upgrade ($4500)