Is portable PA speaker tested before shipment?

The Pre-Shipment Inspection (PSI) is one of many types of quality control inspections conducted by WinWin Industry Co., Ltd. This inspection is done according to standard QC Test, or based upon customer requirements. Samples are selected and inspected for defects at random, according to these standards and procedures. For us, Pre-Shipment Inspection is an important step in the quality control process and is the method for checking the quality of portable PA speaker before they are shipped.

Winbridge has been specializing in producing portable PA speaker for years of experience. Winbridge 's bluetooth speaker series are created based on unremitting efforts. The design of Winbridge winbridge voice amplifier takes into account some critical factors. They include innovative shapes, functional requirements, color coordination, and aesthetic appeal. WinBridge karaoke speaker has a convenient carry-handle so it’s easy to bring just about anywhere. The product is reliable and can be used for a long time. WinBridge voice amplifier comes with a high-quality woofer as well as a quality piezo tweeter.

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