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2. The best USB hubs for charging your stuff - AOL

   www.aol.com/lifestyle/best-usb-hubs-charging...

   We're all in the same situation: so many gadgets that are charged by a USB connection and not nearly enough ports to keep them charged. I've got my phone and mouse connected to my laptop, a number ...

3. Stay Connected With Your Older Devices With These Best USB-C Hubs

   www.aol.com/lifestyle/stay-connected-older...

   7-in-1 USB-C Hub. This easy-to-use budget hub from Acer might be a steal at under $25, but it’s also no slouch with seven ports, 100-watt PD charging, and an HDMI port with 4K compatibility.

4. USB hub - Wikipedia

   en.wikipedia.org/wiki/USB_hub

   A four-port "long cable" "external box" USB hub A four-port "compact design" USB hub: upstream and downstream ports shown. A USB hub is a device that expands a single Universal Serial Bus (USB) port into several so that there are more ports available to connect devices to a host system, similar to a power strip. All devices connected through a ...

5. USB - Wikipedia

   en.wikipedia.org/wiki/USB

   USB device communication is based on pipes (logical channels). A pipe connects the host controller to a logical entity within a device, called an endpoint. Because pipes correspond to endpoints, the terms are sometimes used interchangeably. Each USB device can have up to 32 endpoints (16 in and 16 out), though it is rare to have so many ...

6. USB hardware - Wikipedia

   en.wikipedia.org/wiki/USB_hardware

   Such devices can use an external power supply, which is allowed by the standard, or use a dual-input USB cable, one input of which is for power and data transfer, the other solely for power, which makes the device a non-standard USB device. Some USB ports and external hubs can, in practice, supply more power to USB devices than required by the ...

7. USB On-The-Go - Wikipedia

   en.wikipedia.org/wiki/USB_On-The-Go

   USB On-The-Go (USB OTG or just OTG) is a specification first used in late 2001 that allows USB devices, such as tablets or smartphones, to also act as a host, allowing other USB devices, such as USB flash drives, digital cameras, mouse or keyboards, to be attached to them. Use of USB OTG allows devices to switch back and forth between the roles ...