You can connect various devices such as smartphones cameras keyboards and more to computers to transfer data or plug into wall chargers to charge these gadgets with a type a port.
Usb cable charger plug.
Usb a is most commonly used with computers or power outlets.
It s about a third the size of an old usb type a plug.
Hootoo s popular 6 in 1 usb c hub is a good example of this.
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This is a single connector standard that every device should be able to use.
When charging you will connect the usb a side into the usb plug or into a laptop or computer.
Usb type c offers a new connector standard that s very small.
Charging cables provide power connections but not data.
Usb a cables will only go into the port one way.
Not only is this charger super fast but it s also ultra portable.
Charging docks supply power and do not include a host device or data pins allowing any capable usb device to charge or operate from a standard usb cable.
Basically it s a combination between a hub and a usb c charging cable so you don t need two different usb c ports for each task.
You ll just need a single cable whether you re connecting an external hard drive to your laptop or charging your smartphone from a usb charger.
The usb 3 0 micro b plug effectively consists of a standard usb 2 0 micro b cable plug with an additional 5 pins plug stacked to the side of it.
With the help from a usb c to lightning cable this charger can recharge your iphone s battery up to 50 in just 30 minutes a wirecutter favorite this option charges most laptops any tablet smartphone and the nintendo switch at the absolute fastest rate with its onboard usb c or usb a port.
In a charge only cable the data wires are shorted at the device end otherwise the device may reject the charger as unsuitable.
In this way cables with smaller 5 pin usb 2 0 micro b plugs can be plugged into devices with 10 contact usb 3 0 micro b receptacles and achieve backward compatibility.