200W – 600W optimal power range
2.5″ voice coil diameter

Fs	32.30 Hz
Qms	6.89
Vas	28.97 l
Cms	0.07 mm/N
Mms	307.00 g
Rms	9.13 kg/s
Dia	269.56 mm
Sd	510.70 cm²
	
Qes	0.59
Re	4.25 Ω
Le	1.82 mH
Z	4.00 Ω
Bl	21.10 Tm
Bl²/Re	104.59 N²/W

Qts	0.54
no	0.15 %
SPL	84.13 dB
EBP	54.22

Nominal Diameter		12 in
Overall Diameter		12.45 in / 316 mm
Mounting Hole Diameter		11 in / 279 mm
Bolt Hole Circle Diameter
Motor Outer Diameter            6.30 in / 160 mm
Mounting Depth			6.30 in / 160 mm
Required Pole Vent Clearance
Driver Displacement		0.136 cu ft / 3.87 l