Dell P2723DE 27" 1440p USB Type-C Hub Monitor - Manual (Page 13)

About your monitor │ 13
7 USB-C upstream port Connect the USB-C (C-C) or (C-A) cable that
came with your monitor to the computer. This
port supports USB Power Delivery, Data, and
DisplayPort video signal. The SuperSpeed USB
5 Gbps (USB 3.2 Gen1) Type-C port supports
Alternate Mode DP1.4 with a maximum resolution
of 2560 x 1440 at 60 Hz, PD 20 V/4.5 A, 15 V/3 A,
9 V/3 A, 5 V/3 A.
NOTE: USB-C is not supported on
versions of Windows prior to Windows
10.
8 SuperSpeed USB 5
Gbps (USB 3.2 Gen1)
Type-A downstream
port (4) Connect your USB device. *
NOTE: To use these ports, you must
connect the USB-C (C-C) or (C-A)
cable (shipped with your monitor) to the
USB-C upstream port on the monitor and
to your computer.
9 RJ45 port Connect the Internet. You can surf Internet via
RJ45 only after you have connected the USB-C
(C-C) or (C-A) cable (shipped with your monitor)
from the computer to the monitor.
*To avoid signal interference, when a wireless USB device has been connected
to a USB downstream port, it is NOT recommended to connect any other USB
devices to the adjacent port(s).