... /Echo/Folder track PMO SERIES PLASTIC CABNIET SPEAKERS FeaturesUnique rugged plastic enclosure with one handle ... :PMO**AUPMO**AUQPMO**AUEPMO**AUDAvailable ** :08 , 10 , 12 , 1512 , 1512 , 1512 , 15What included:USB/SD ... inch , 10=10inch , 12=12inch , 15=15inch PMO08(08,10,12 or 15) is passive speakers PMO08A(08,10,12 ... or 15) is active speakers WHO WE ...