Key Features
| Oversized 250mm Carbon-PP Hybrid Cone Woofer | 
| 1-Piece Cast Aluminum Basket | 
| 1000W Peak Input Power | 
| Dual Magnet Drive / Dual Voice Coil | 
| Easy Connection Rolet Terminal (Series/Parallel/Bi-amp) | 
Speaker Features
| Speaker Type | Subwoofer | 
| Peak Input Power | 1000W | 
| Rated Input Power | 250W | 
| Speaker Size | 300mm | 
| Oversized Dimension | Yes | 
| Speaker Cone Design | Tornado shape | 
| Magnetic Circuit | Multi Bias | 
| Dual Magnet Drive | Yes | 
| Magnet Type | Ferrit | 
| Dual Voice Coil System | Yes, Dual | 
| Terminals | Gold-Plated Screw Lock | 
| Terminals Gold plated | Yes | 
| Heat Transfer Motor Circuit | Yes | 
| Gasket Installation | one-way (Fixed) | 
| Installation Capabillity | Sealed/ Ported | 
Speaker/woofer Specifications
| Peak Input Power | 1000W | 
| Maximum Input Power | 500W | 
| Rated Input Power | 250W | 
| Woofer Cone material | Carbon PP Cone | 
| Spider Type | AFC | 
| Speaker Basket | Aluminum Die-Cast | 
| Weight of Magnet | 1700gr | 
| Speaker Surround | High-Roll Butyl Rubber | 
| Sensitivity | 91dB/W/m | 
| Frequency Response | 27Hz ~ 400Hz | 
| Subwoofer Impedance | 2Ω x 2 | 
| Dimensions (W x H x D) | 300 x 300 x 169.5mm | 
| Mouting Hole Diameter | 226.5mm x 0mm | 
| Mounting Depth | 133mm | 
| Speaker Weight | 5800gr | 
| Gross Weight | 7000gr | 
Subwoofer Parameters
| Nominal impedance (Z) | 2Ω 2Ω | 
| DC resistance (Re) | 1,8Ω 1,8Ω | 
| Resonant frequency (FSO) | 34Hz | 
| Mechanical Q factor (QMS) | 4.15 | 
| Electrical Q factor (QES) | 0.42 | 
| Total Q factor (QTS) | 0.38 | 
| Voice coil inductance (LBM) | 3mH | 
| Voice coil diameter (d) | 52mm | 
| Force factor (BL) | 7.4T/m | 
| Peak excursion Xmax | 6mm | 
| Moving mass (MMS) | 121.5gr. | 
| Volume accoustic compliance (VAS) | 37.25liter | 
| Piston Area (SD) | 0.038m² | 
| Displacement | 980cc | 
| Sealed box volume | 22.64liter | 
| Sealed Box Dimensions | 350 x 320 x 330mm ( 21mm thick MDF)(WxHxD) | 
| Vented box volume | 28.33liter | 
| Vented Box Dimensions | 350 x 425 x 300mm ( 21mm thick MDF)(WxHxD) | 
| Vented box port diameter/length | Ø 76mm / 178mm | 
Accessories
| 5x35mm Screw: 8 pieces | 
| Spacer (1200mm) | 
| short Cord (Red/Black): 1 set | 
Cross-over Network Specifications
| Gross Weight | 7000gr. | 



 
							