4 inch column speaker waterproof ip44

{"cid":"91224235","title":"3pcs 4 Inch Woofer Speaker Waterproof IP44 Column Speaker OEM ODM Wholesale Price Logo Customization","imgUrl":"https:\/\/img.chinax.com\/nimg\/94\/31\/4369dfc45fde5052ea6ae2555908-200x200-1.jpg","attrs":{"Model Number":"COL-243","Minimum Order Quantity":"300","Certification":"CE","Place of Origin":"Guangdong, China","Supply Ability":"3000+ 30days","warranty":"1 year","dimension":"493*152*100","power source":"Other","output power":"30W","Shell Material":"aluminium","the body material":"Metal","Frequency response":"100-15KHZ","Magnet Material":"Ferrite","Voltage":"100V"}}