Peavey Low Rider 18 Inch Black Widow Speaker Thundering low frequencies and huge power handling capacity 3200 Watts Peak 1600 W Program 800 W Continuous power handling Exclusive field replaceable basket technology Kevlar impregnated cellulose cone Polyimide coated copper ribbon wire Polyimide-impregnated fiberglass former Nomex stiffener Solderless diffusion welded OFHC copper leads Sensitivity: 93.7 dB - Usable Freq. Range: 25 Hz ~ 1 kHz Cone: Kevlar(r) impregnated cellulose Voice Coil Diameter: 4.0"/ 100 mm - Voice Coil Material: Polyimide coated copper ribbon wire Polyimide-impregnated fiberglass former Nomex(r) stiffener Solderless diffusion welded OFHC copper leads