4 5 ip ceiling speaker

{"cid":"91224235","title":"4 Inch Coaxial Speaker ABS Material Active Speaker 2\u00d720W 12V\/2A Easy Installation OEM ODM Factory Logo Customization","imgUrl":"https:\/\/img.chinax.com\/nimg\/fd\/ca\/4db6475f5b9edbc89039ce1e8113-200x200-1.jpg","attrs":{"Model Number":"AC-304C","Minimum Order Quantity":"100","Delivery Time":"30","Certification":"CE","Place of Origin":"Guangdong, China","Supply Ability":"5000+","warranty":"2 Year","dimension":"220*165","output power":"2*20W","Shell Material":"ABS Plastic","Frequency response":"90-20KHZ","Voltage":"15V\/2A","Applications":"hospital restaurant store"}}

{"cid":"91079688","title":"Android 9.0 4G GPS Positioning Bus Digital Signage With Age Gender Recognition","imgUrl":"https:\/\/img.chinax.com\/nimg\/c6\/76\/8a7234b0557cb4a1820a86cec85c-200x200-1.jpg","attrs":{"Price":"USD200-USD350","Brand Name":"Genevision","Model Number":"MBUS-240AA","Minimum Order Quantity":"1 PC","Delivery Time":"7-15 working days after received payment","Certification":"CE , CCC","Place of Origin":"China","Payment Terms":"T\/T, Western Union, Paypal","Supply Ability":"3000 sets\/ month","Packaging Details":"Packed in carton firstly,and then reinforced with wooden case for outer packing","Panel Size":"24\" bus advertising screen","Application":"Bus\/Car\/Taxi","Aspect Ratio":"16:9","Max. Resolution":"1920*1080","Brightness":"350cd\/m2","Contrast Ratio":"1000:1","Power supply":"DC 6V - 36V","Installation":"Roof Mount\/Pole mount","3G\/4G\/GPS":"Optional","Color":"Black, white, grey"}}