Soundsing Audio Manufacturing Co.,Ltd is one of the leading China 8\" karaoke speaker manufacturers and suppliers,Website: , providing with 8\" metal frame speaker wholesale, welcome to import high quality products from our factory. SD-80003A is a metal frame mid bass speaker for karaoke. Non press foam edge cone, 2” voice coil, It is suitable for high quality and high power karaoke cabinets Products specification   Size:8” Rated Power: 150W Peak Power: 300W Impedance: 8Ohm DC Impedance: 4.5Ohm Sensitivity:90dB Frequency Response:45hz-3.5khz Voice Coil Diameter: 2 Inch Voice Coil Wire Material: Copper Bobbin Material: ASV Voice Coil Layers: 2 Layers Dampers: polycotton Cone: paper Magnet Size: 40OZ Mounting Detail: Outer diameter:210mm/8” Hole Cut Out diameter:180mm/7.08” Depth:100mm/3.93” Packing Information: 1 speaker one carton,8 brown inner boxes packed into one brown outer box Carton Size: 48*48*27.5 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