... 12"LF& two 1.75" HF 3.Use for Concert, theater pa system, portable or A/V install. Line array speaker (MC ... The MC-12 is a kind of full range line array speaker, it includes two 12" neodymium high effective conversion LF units and ... -MQC-12 and MQC-55B for a match,form a line array system, it can adjust many angles, so that all ... ) (Kilograms)(Net)47(Total)50 MC-12 12" 2-way full range Line array speaker