... . port:shenzhen/ Guangzhou fireproof pvc portable sound boxmore details about fireproof pvc portable sound box:1.Used as the ... have many sizes and shapes of the fireproof pvc portable sound box , please see the following specification for ... drilled according to customers' requirement.Specification: 1Product Namefireproof pvc portable sound box2MaterialUPVC, soft PVC,ABS,PE.PC,PS3CraftExtrusion/ ...