4 wall pa system speaker

{"cid":"91224235","title":"20w\/40w Wall Speaker OEM ODM White Color Loudspeaker 8ohm OEM ODM PA System","imgUrl":"https:\/\/img.chinax.com\/nimg\/91\/60\/6533e25e0160f2307bff72ccac21-200x200-1.jpg","attrs":{"Model Number":"WML-04","Minimum Order Quantity":"100","Delivery Time":"15 days","Place of Origin":"Guangdong, China","Supply Ability":"1000+ 30days","warranty":"1year","dimension":"170*150*215","output power":"20w\/40w","Shell Material":"ABS","Impedance":"8ohm","Frequency response":"100-20KHZ","Magnet Material":"Ferrite","Sensitivity":"89DB","Weight(kgs)":"2"}}

{"cid":"91220993","title":"Professional 12\" Passive PA Speaker: High-Sensitivity Full-Range Audio For Medium-Scale Venues And Live Sound Reinforcement.Professional Audio System Speakers.Wall Mount Speaker.OEM,China factory.","imgUrl":"https:\/\/img.chinax.com\/nimg\/a8\/81\/9c6151254a1abbc2894136c970f2-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"XB-AUDIO","Model Number":"AT-12pro","Minimum Order Quantity":"50PCS","Delivery Time":"30-50days After Deposit","Certification":"CE,ISO","Place of Origin":"CHINA","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"300PCS\/month","Name":"12-inch professional speaker","Brand customization":"OEM\/ODM","Color":"Black","Rated power:":"350W","Maximum power":"700W","Peak power":"1400W","Recommended amplifier rated output power":"500 W\u2014800 W @8 OHMS","Nominal Impedance":"8\u03a9","Frequency Response":"60Hz\u201420KHz","Connectors":"SPEAKON NL4\u00d72 \uff08PIN1+=POS. PIN1-=NEG\uff09","Maximum Sound Pressure":"124dB@450w (130dB@1400w)","Material":"MDF","Dimensions":"W376 mm*D341mm*H656mm","Weight":"21.6kg"}}

{"cid":"91214300","title":"No External PA Needed Foldable LED Poster with Speaker P2 High Refresh for Canada Wedding & Corporate Event","imgUrl":"https:\/\/img.chinax.com\/nimg\/59\/8e\/fee5f849845a6683d506c95b84d6-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Charming","Model Number":"P1.8\u3001P2\u3001P2.5","Minimum Order Quantity":"2pcs","Delivery Time":"7 Working Days after Payment","Certification":"CE,ROHS,LVD,EMC,CB,BIS,UL","Place of Origin":"China","Payment Terms":"Western Union,L\/C,T\/T,Paypal,Cash","Supply Ability":"10000 PCS per week","Packaging Details":"Carton Case,Wooden Case,Flight Case","Type Number":"P1.86\tP2\tP2.5","Cabinet Size":"657*2075*490mm","Life Span":"50,000 Hours","Refresh Frequency":"7680Hz","Operation temperature":"-20~40\u2103","IP Grade":"IP43","GreyScale":"14-16bit","Screen Brightness":"800 CD\/\u33a1"}}