Alpine Type-R. SWR-1542D 15 INCH subwoofers 750 WattsRMS, 2000 Watts Peak

OF THE AD IS UP IT'S FOR SALE! Alpine Type-R. SWR-1542D 15 INCH subwoofers 750 WattsRMS - very solid base sound works perfect Alpine Type-R 15 INCH subwoofers play loud, clean, and long. The Type-R's are designed from HAMR Engineering, Alpine's exclusive subwoofer solution for cooler operation, longer life, and tight, accurate bass Incredible speaker sound unbelievable excellent condition. {contact info removed} Model number SWR-1542D 15" Subwoofer (4Ohm + 4Ohm Power Handling, Power Range: 400 - 750 WattsRMS Power Handling: 750 Watts Peak Power Handling: 2000 Watts Dimensions, Mounting Depth: 234 mm (9.2'')Mounting Diameter: 349 mm (13.8'') Displacement: 0.123 cu. ft. (Front Mount) Added Volume: 0160 cu. ft. (Reverse Mount, Magnet Out) General, Frequency Response: 20Hz - 400Hz FEATURES Diaphram Material: Kevlar Reinforced Pulp FiberDesign: 2Piece Structural Parabolic Surround Material: Injected Molded SantopreneA? Design: High Amplitude Multi-Roll Spider Material: NomexA? Design: Mirrored Progressive Voice Coil Material: 180A?C High Temp Wire on Spiral Cut Aluminum Former Design: 4Layer Dual Voice Coil Motor Structure, Pole Geometry: Compound Radius Curve (Patent #6,639,993)Configuration: Radial Vented VC Heat Sink and Airflow Management System (Patent Pending) Frame Material: Cast Aluminum Design: Perimeter Vented Heat Transfer (Patent Pending) Terminals Layout: 1 SideDesign: Heavy Duty 8 gauge Push with Housing, Banana Plug Jumper Tinsel Leads Design: Reinforced Layer Spider Integration (Patent #6,810,988) Gasket Design: Concealed Mount Gasket System