SB Acoustics SB12MNRX2-25-4 4" Midrange Woofer
SB Acoustics Midrange Woofer is an excellent SB Acoustics Ferrite magnet midrange/midwoofer, featuring a high damping Butyl rubber surround for non-resonant sound character. Fitted with a proprietary cone material with natural fibres made in0house, 1" voice coil. Very good vented cast aluminium chassis for optimum strength and low compression. Fs 58 Hz, good level extended response up to 5KHz.