Specifications:
300mm Polypropylene Cone (PP Cone)
400 Rated/RMS Input Power
High-ridged Two-piece Diaphragm for solid bass
X-motif cap Technology for resonance control
Single, multi-layered, voice coil.
Aluminum bobbin for better thermal conductivity
Airflow control for optimal heat radition
Stress controlled spider
Push-terminals for easy connection
Sealed/Ported installation capabillity
Speaker Features
Speaker Size    300mm
Oversized Dimension
Speaker Cone Design
Diamond-Array pattern
Magnet Type   Ferrit
Voice-coil  single, multi-layer voice coil
Terminals Push Type
Spider Stress controlled spider
Bottom-Yoke Fully closed bottom yoke
Heat dissipation technology Airflow control
Installation Capabillity Sealed / Ported
Speaker/woofer SpecificationsPeak Input Power 2000W
Rated Input Power 400W
Woofer Cone material Polypropylene (PP) Cone
Center Cap Type x-motif cap
Speaker Basket  Steel
Speaker Surround Foam
Spider Type Stress controlled Spider
Sensitivity 85dB/W/m
Frequency Response  29Hz ~ 300Hz
Speaker Impedance    4Ω
Dimensions (W x H x D)  326 x 326 x 155.4mm
Mounting Depth 137mm
Mouting Hole Diameter Ø 280mm
Speaker Weight  4200gr