Soundsing Audio Manufacturing Co.,Ltd is one of the leading China 3\" titanium horn driver manufacturers and suppliers,Website: , providing with titanium diaphragm horn driver wholesale, welcome to import high quality products from our factory. SD-1120A is a 3” titanium horn driver. We use high quality ferrite magnets and aluminum cover, 3” edge wound voice coil, shorting rings to get exquisite sound. It is an inexpensive products but with good sound quality. Products specification Rated Power: 90W Peak Power:180W Impedance:8 Ohm DC Impedance: 5.6Ohm Sensitivity:106dB Frequency Response:800hz-18khz Voice Coil Diameter: 3 Inch Voice Coil Wire Material: CCAR Bobbin Material: Kapton Voice Coil Layers: 1 layer Diaphragm: Titanium Throat (Exit)Diameter: 1.5 Inch Magnet Size:58.7OZ Mounting Detail: Outer diameter: 170mm/6.69” Depth:63mm/2.48” Mounting hole: φ100*4*M5 Packing Information: 1pc one carton, 4pcs in outer box Carton Size: 38*20.5*21.3CM Other Information Place of Original: Guangzhou, China Payment Terms: T/T, Western Union, Money Gram Port of Delivery: Huangpu, Guangzhou, China Production Lead Time:30days after receive 30% T/T