The USB to Micro USB Cable is used to connect Listen iDSP products to the LA-421 (1-port) or LA-423 (4-port) for charging via a power outlet. It can also be used to connect to a computer for charging, firmware updates, programming channel names, customization and venue inventory management of iDSP products with iDSP software.   The cable is compliant with USB 2.0 specifications and the molded strain-relief construction offers flexible movement, durability, and fit. It is shielded to protect against external signal interference. The connectors are high quality to ensure a smooth, corrosion-free connection every time.