AT1822 - 2 channels, 200 watts/channel
AT1823 - 3 channels, 200 watts/channel
AT1824 - 4 channels, 200 watts/channel
AT1825 - 5 channels, 200 watts/channel
AT1826 - 6 channels, 200 watts/channel
AT1827 - 7 channels, 200 watts/channel
AT2002 - 2 channels, 200 watts/channel
AT2003 - 3 channels, 200 watts/channel
AT2004 - 4 channels, 200 watts/channel
AT2005 - 5 channels, 200 watts/channel
AT2006 - 6 channels, 200 watts/channel
AT2007 - 7 channels, 200 watts/channel
AT3302 - 2 channels, 330 watts/channel
AT3303 - 3 channels, 330 watts/channel
AT3304 - 4 channels, 330 watts/channel
AT3305 - 5 channels, 330 watts/channel
AT3306 - 6 channels, 330 watts/channel
AT3307 - 7 channels, 330 watts/channel
AT3308 - 8 channels, 330 watts/channel
AT4002 - 2 channels, 200 watts/channel
AT4003 - 3 channels, 200 watts/channel
AT4004 - 4 channels, 200 watts/channel
AT4005 - 5 channels, 200 watts/channel
AT4006 - 6 channels, 200 watts/channel
AT4007 - 7 channels, 200 watts/channel
AT522NC - 2 channels, 200 watts/channel
AT523NC - 3 channels, 200 watts/channel
AT524NC - 4 channels, 200 watts/channel
AT525NC - 5 channels, 200 watts/channel
AT526NC - 6 channels, 200 watts/channel
AT527NC - 7 channels, 200 watts/channel
AT528NC - 8 channels, 200 watts/channel
AT541NC - 1 channel, 500 watts/channel
AT542NC - 2 channels, 500 watts/channel
AT543NC - 3 channels, 500 watts/channel
AT544NC - 4 channels, 500 watts/channel
AT6002 - 2 channels, 300 watts/channel
AT6003 - 3 channels, 300 watts/channel
AT6004 - 4 channels, 300 watts/channel
AT6005 - 5 channels, 300 watts/channel
AT6006 - 6 channels, 300 watts/channel
AT6007 - 7 channels, 300 watts/channel
AT6012 - 12 channels, 60 watts/channel
AT7012 - 12 channels, 70 watts/channel
AT7016 - 16 channels, 70 watts/channel