The blue USB port is also known as USB 3.0 or SuperSpeed (SS) USB. It can be used with a range of devices, including keyboards, mice, microphones, speakers, digital cameras, CD-RWs, external HDDs, DVDs, and flash drives. The black USB port offers all of the features of the white USB port but with greater reliability. However, it can still only transfer data in one direction. It is significantly faster than the white USB port, with a data transfer speed of up to 480 Mbps.
Due to the bandwidth needs of modern devices, this type of USB port is usually only found in older computers.Īlso known as USB 2.0, the black USB port was introduced in 2000. Additionally, the data can only be transferred in one direction. Its transfer speed starts at 1.5 Mbps and can reach 12 Mbps at full bandwidth. Introduced in 1996, it is the oldest USB port type and was originally developed for keyboards, mice, and other low-speed devices. The white USB port is also known as USB 1.X. But did you know that each color represents a different type of connection? Here's a quick guide from the USB Memory Direct team to help you make sense of it all. When you're looking at a row of USB ports, they all look pretty much the same.
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