70v iron ceiling pa loudspeaker

{"cid":"91224235","title":"8 Inch Round Ceiling Speakers 100V 70V Iron Ceiling PA Loudspeaker","imgUrl":"https:\/\/img.chinax.com\/nimg\/a2\/77\/491d242da13fe8db61b14a90a8f2-200x200-1.jpg","attrs":{"Model Number":"CL-348B","Minimum Order Quantity":"100","Place of Origin":"Guangdong, China","warranty":"3years","dimension":"270*190","power source":"Other","output power":"40\/20\/10\/5W\/8ohm","Shell Material":"Iron","the body material":"Metal","Radio function":"NO","Operating Voltage":"100V, 70V","Impedance":"8ohm","Frequency response":"90-20KHz","Magnet Material":"Ferrite, Neodymium"}}