Specifications：
Throat Diameter:	1.0 in(25.4 mm)
Mounting Type:	Screw on 1 3/8"" or Bolt-on
Sensitivity (1W/1M):	105dB
Power Capacity:	30 Watts RMS
Frequency Range:	1200Hz-20000Hz
Diaphragm Material:	4/8/16 Ohm
Diaphragm Material:	Titanium
Voice Coil Diameter:	34.4 mm (1.35 in)
Voice Coil Material:	Round Aluminium Wire
Flux Density:	1.45T
Magnet:	Strontium Ferrite
Packing Details:
Overall Diameter x Depth:	Ф 90mm x 62.5mm
Net Weight:	0.88kg
Pcs/CTN:	12pcs
Carton Size:	30×21×16cm