Alpine SWR-1542D Type R 15 Inch Specs

Audio 15" subwoofer with dual 4-ohm voice coils
Material Kevlar-reinforced pulp cone with Santoprene rubber surround cast aluminum frame with perimeter venting
RMS Power Rating 400-750 watts
Sensitivity 87 dB
As an Amazon Associate, Pulse 2.0 earns a commission from qualifying purchases.