Dell P5524Q 55" UHD 4K Commercial Monitor - Manual (Page 65)

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Universal serial bus (USB)
This section gives you information about the USB ports available on the monitor.
The monitor has the following USB ports:
• 1 x USB 3.0 upstream
• 2 x USB 3.0 downstream
• 1 x USB Dedicated charging port
• Power Charging Port - the port with icon; supports fast current
charging capability if the device is BC1.2 compatible.
NOTE: USB 3.0 functionality requires a USB 3.0-capable computer.
NOTE: The USB ports on the monitor work only when the monitor is
turned on or in Standby mode. If you turn off the monitor and then
turn it on, the attached peripherals may take a few seconds to resume
normal functionality.
Transfer speed Data rate Power consumption*
2 Super-speed 5 Gbps 4.5 W (Max, each port)
High speed 480 Mbps 4.5 W (Max, each port)
Full speed 12 Mbps 4.5 W (Max, each port)
*Up to 2 A on USB downstream port (port with icon) with BC1.2 compliance
devices or normal USB devices.