系統類型 Passive dual 18”, subwoofer system 

Maximum SPL Output 129dB (Continuous), 135dB (Peak) 

頻率范圍 (-10dB) 30hz - 150hz 

Frequency Response (-3 dB) 47Hz - 120Hz 

靈敏度 98dB 

系統額定功率 4800W Peak, 2400W Program, 1200W Continuous 

標稱阻抗 4 Ohm 

輸入通道 NL4 Input, NL4 Loop-thru (+/-1 or +/-2 Selectable) 

Operational Modes Passive 

低頻驅動單元 (2x) 2279H 

分頻點 80hz 

Enclosure 18mm Duraflex coated plywood 

Casters Accepts JBL WK-4S Kit 

Handles 8 

外觀顏色 Obsidian Duraflex? finish 

網罩 Powder coated, Obsidian, 14-gauge perforated steel with acoustically transparent black cloth backing 

尺寸（高 x 寬 x 厚） 681mm x 1205mm x 574mm (26.79in x 47.42in x 22.57in) 

重量 137.0 lbs (62.1g) 

運輸重量 147.0 (66.5kg)