PRX618S 는 Compact 하고  Powerful 한  18인치  서브우퍼입니다. 

Maximum SPL 129 db peak 460 mm (18 in) Differential Drive  듀얼보이스코일의  네오디뮴 우퍼  600 Watt Class-D, Crown  디지털 앰프 Professional XLR line and ¼" Mic/Instrument inputs Stereo input and Loop-Thru capability Top panel 36mm pole mount socket for sub/satellite configuration 16 Gauge, dent resistant grille Obsidian DuraFlex™ coated plywood construction

System Type	Self powered 18", bass-reflex
Maximum SPL Output	129 dB peak
Frequency Range (-10 dB)	41 Hz - 130 Hz
Frequency Response (±3 dB)	50 Hz - 100 Hz
Input Connectors	Balanced XLR input with XLR loop-through (stereo). 1/4" speaker level input (Mono).
Input Impedance	20K ohms (balanced)
Signal indicators	Overload: Red LED indicates input overload condition Signal: Green LED indicates signal present
Polarity	Normal or reverse polarity
Crossover Modes	Analog 24 dB/oct filter slope
Crossover Frequency	120 Hz
Design	Crown  Class D
Power Rating	600 W
LF Driver	268G 460 mm (18") Differential Drive? dual voice-coil and magnetic gap, neodymium woofer
Enclosure	Rectangular, 18 mm, plywood
Finish	Obsidian DuraFlex™ finish
Input Connector	Balanced XLR / 1/4" combo jack with XLR loop through
Dimensions (H x W x D)	685.8 mm x 530.9 mm x 614.7 mm (27.0" x 20.9" x 24.2")
Net Weight	32 kg (70.5 lb)
Gross Weight	37.2kg (82 lb)