1.Active line array, loudspeaker, pro systems 2.2x10"+3",700w ... 215B dual 10inc Active line array, loudspeaker, pro systemsLA-210 is a two way Medium sized line array speaker, it can ... is the subwoofer to match with LA-210 line array speaker. 4PCS top and 2PCS sub consist of 1 set ... -215B can be made both passive and active. Model: LA-210 line array speaker Frequency response (3dB)50Hz~19 KHzLF driver2x10 ...