These days, most digital products are physically connected to other devices by a single cable. One of the ports and connection types used in digital goods is micro-USB. Micro USB cables are still the most widely used interface for charging a variety of smartphones and gadgets. These cables are newer and smaller versions of the same USBs used in the past. You must have encountered this port when using mobile phones, tablets, power banks and other digital devices. Micro-USB cable for charging and data transfer in devices with Android operating system, headphones and handsfree, music players, etc., and its design and construction is such that it well meets the communication needs of all types of phones and tablets. USB cables were introduced in 1994 and are still used to transmit content.