2XL系列具有新的NBR丁腈橡胶环绕以提高线性精度，并采用专有的编织玻璃纤维牛皮纸增强锥体，具有较强的稳定性。2XL-1040D经过全新的设计，适用于狭小的空间，并可实现高保真音质，能为消费者带来身临其境的聆听体验。
New PBX logo dust cap
10" Dual 4-Ohm Subwoofer
400 watt RMS/800 Watts Max
Woven Glass Fiber Cone With Pressed Kraft Paper Reinforcement
Nitrile Butadiene Rubber (NBR) Surround
2.5" Vented BKSV Voice Coil Former
Perimeter Aero-Vent Voice Coil Cooling Vents
Non Resonance DDC Coated Cast Aluminum Basket
XTRA XTRA Large Double Stacked Motor Structures
Square Spring Loaded Nickel Plated Input Terminals
Optimally Designed for Both Small Sealed or Ported Enclosures
Compact Design
Nominal Impedance: Dual 4-ohm
BL: 11.32
Inputs: Dual Coil
Subwoofer Frequency Range: 35 Hz - 500 Hz
Voice Coil Size: 2.5 in
Material: Woven Glass Fiber and Kraft Paper
Magnet Size: 80 oz
Sensitivity (1W / 1M): 85.1 dB
Motor Structure: 80 oz
Cutout Diameter: 9.0"
Mounting Depth: 4.75 in
Xmax: 11.5
Spl: 85.16
No: 0.15%
Qts: 0.42
Qes: 0.45
Qms: 6.42
Mms: 201.33 g
Cms: 135 uM/N
Vas: 25.47 Ltr
SD: 343.05
Fs: 30.4 Hz
Test Impedance: 1.52-ohm
VC Impedance: 4-ohm + 4-ohm
Size: 10 in
Sensitivity: 85 dB
Frequency Response: 35 Hz -500 Hz
Voice Coil Size: 2.5 in
Power Handling (RMS/Peak): 400 / 800 watts