Blue USB Port is typically a USB 3.0 Port that was released in 2013. USB 3.x has two versions.USB 3.0 and 3.1. USB 3.x port is the Third Specification of USB. Black Color USB port supports a large variety of devices like Keyboard, Mouse, Speakers, Microphones, external HDD, CD-RWs, DVDs, Tap Drives, Digital Cameras, etc.Ĭable length supports from computer/laptop black USB port to devices is 5 meters.
Generally saying Black Color USB port is 40 times faster than White Color USB 1.x port. It is more reliable than the White USB port. It contains all the features that the White USB port provides. They are called Hi-speed USBs.It is physically backward compatible with USB 1.1 which means that when you connect USB 2.x devices to USB 1.1 then it will function as it used to do. Its max speed is 480 Mb/s and data transfer is available in one direction. Generally Black Color USB Port are Type B USB 2.x.It is the second specification of USB introduced in 2000. A shorter distance will have a better transfer rate. Also, Hot-plug and play features are available in white color USB ports.Ĭable length supports from computer/laptop white USB port to devices is 5 meters. From initial data, Transfers support both synchronous as well as asynchronous. It was initially developed only for low-speed devices like Keyboard and Mouse. Speed ranges from 1.5 Mbit/s to 12 Mbit/s and the data transfer rate is only available in one direction. Generally, White color USB Ports are Type A USB 1.x.It is the oldest USB standard which was introduced in Jan 1996. Let's explain each of them in detail White USB Port / Connector
Usb 2 vs usb 3 volt code#
Note that the color code that we see in USB is just plastic, if we replace that plastic with any color then it doesn't impact the performance of the USB port.
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