Specification: *Transducer:woofer:12''x1 *Fequency Response(-3dB): 50Hz-150Hz *Sensitivity(1m/1W): 95dB *Rated Power(RMS):300W *Rated Impedance: 4ohm *DC Impedance: 3.9ohm *THD: <3％ *Input Connectors: Nl4? *Dimensions (W譊譎): 560x430x480mm Feature: #Six order bandpass big power bass box #High intensity fasten enclosure structure, optimized phrase #Flexible installation method #Can be used assorted withβ3 high SPL full range speaker #Together withβ3 ΣS210、ΣS212、ΣS215 can constitute to be main enlarge system with high capacity wide range band Packing and loading: Standard Carton box,1pcs/CTN Packing Dimensions(W譊譎) : 649?07?83mm Net Weight (1Pcs): 20Kg Gross Weight(1Pcs/Pack): 25Kg 20' container:172 pcs 40' container:349 pcs 40 HQ:396 pcs