Beyma 18" SM-118 800 Watt 8 Ohm SQ IB OB Woofer Subwoofer 3" Voice Coil Eminence Pedal Steel & Slide Guitar Speakers SPECIFICATION Type Exponential Throat Size

SPECIFICATION Type Exponential Throat Size 2"

SPECIFICATION Type Radial Throat Size 1"

At the same time the driver is efficient

9 mm Net Weight 6

Low distortion and extended top end thanks to the copper shorting cap on top of the magnet center pole

Beyma 18" SM-118 800 Watt 8 Ohm SQ IB OB Woofer Subwoofer 3" Voice Coil Eminence Pedal Steel & Slide Guitar Speakers SPECIFICATION Type Exponential Throat SizeHigh quality subwoofer with good efficiency and long linear excursion. These are great for infinite baffle or open baffle designs such as H frame thanks to a relatively high Qts. High end low power DIY audiophiles will love this in large vented boxes also. See the datasheets in the images.