1.PA speaker 2.The PA speaker is ideal for KTV woofer application 3.PA speaker of Good price and good quality

 4.PA speakers of other sizes are also available upon requests

5.The PA speaker's Details:

General Specifications
Nominal Diameter	300/12	mm/inch
Rated Impedance	8	ohm
Nominal Power handling1	250	Watts
Program Power2	500	Watts
Sensitivity(lw/lm)3	92	dB
Frequency Range4	34-3.0k	Hz
Minimum Impedance(Zmin)	7.4	ohm
Voice Coil Diameter	65/2.5	mm/inch
Voice Coil Material	Copper
Voice Coil Winding Depth	23	mm
Number of layers	2	8
Magnet gap depth	8	mm
Cone Shape	Curved
Surround Shape	Foam
Basket	Pressed Steel
Flux Density
Magnet Material/Mass	Ceramic/1.38	kg

Thiele-Small parameters
Resonance frequency	Fs	34	Hz
DC resistance	Re	6.0	ohm
Mechanical factor	Qms	3.26
Electrical factor	Qes	0.52
Total factor	Qts	0.44
Mechanical compliance	Cms	0.30	mm/N
Mechanical resistanceof suspension losses	Rms	4.7	mech-ohm
Effective Moving Mass	Mms	70.8	gr
Half-space efficiency	Eff	0.8	%
BL Factor	BL	13.3	T.m
Equivalent Cas air load	Vas	104	liters
Effective piston area	Sd	0.0499	m2
Max.linear excursion	Xmax	8	mm
Voice-coil inductance	LelK	1.6	mH

Mounting Information
Overall Diameter	306	mm
Bolt Circle Diameter	292	mm
Bolt Hole Diameter	5*7.2	mm
Baffle Cutout Diameter	269	mm
Overall Depth	135.5	mm
Net Weight	4.5	kg

PA speaker