Product Archive Download Spec Sheets below. Spec Sheets SC18.1 (1x 18" sub cabinet) Download Apt-TB1281 (Horn loaded cabinet) Download Apt-TC06 (6" coax full range cabinet) Download Apt-TCH08 (8" & 1" full range cabinet) Download Apt-TCH10 (10" & 1" full range cabinet) Download Apt-TCH12 (12" & 1" full range cabinet) Download Apt-IC12A (12" coax full range cabinet) Download Software Download