VX5.55 - 5¼" 2-way co-axial loudspeaker VX5.65 - 6¼" 2-way co-axial loudspeaker VX5.57 - 5x7" / 6x8" 2-way co-axial loudspeaker VX5.69 - 6x9" 2-way co-axial loudspeaker