Black USB Cable with Adapter

This is a black USB cable with an integrated adapter. One end features a standard USB Type-A connector, while the other terminates in a male DB9 serial port connector. This type of cable is typically used to connect modern computers with USB ports to older devices that rely on a serial communication interface, such as networking equipment or industrial control systems.

usb cable - serial adapter - db9 - rs232 - computer accessory - connectivity