Soundsing Audio Manufacturing Co.,Ltd is one of the leading China 4\" ferrite horn driver manufacturers and suppliers,Website: , providing with 2\" throat horn driver wholesale, welcome to import high quality products from our factory. D-1050A is a 4\" ferrite horn driver with shorting ring inside. High grade ferrite magnet, aluminum phase plug, titanium diaphragm, it is a high power compression driver with wide high frequency extension. It can deliver soft and clear sound. It is recommended to use for outdoor cabinets which is not enough midrange. Products specification Rated Power: 120W Peak Power:240W Impedance:8 Ohm DC Impedance: 6.2Ohm Sensitivity:107dB Frequency Response:600hz-18khz Voice Coil Diameter: 4 Inch Voice Coil Wire Material: CCAR Bobbin Material: Kapton Voice Coil Layers: 1 layer Diaphragm: Titanium Throat (Exit)Diameter: 2 Inch Magnet Size:123OZ Mounting Detail: Outer diameter: 220mm/8.66” Depth:99mm3.89” Mounting hole: φ100*4*M8 Packing Information: 1pc one carton, 2pcs outer box Carton Size:25*25*26.7CM 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