Memphis MB1024 10" 2ohm/4ohm Dual Impedance 500/1000w

Selectable impedance design 2ohm or 4ohm (Patent pending)
Ultra-light Aluminum voice coil for increased sensitivity and more output
Folded surround for max excursion without sacrificing surface area
Reinforced double stitched rubber surround
Polypropylene dust cap
Woven tinsel leads
2" 4 layer aluminum Dual Impedance voice coil 10"/12"/15", 1.5" on 8"
DVVC Direct Vented Voice Coil Cooling