Canon WFT-R10A Wireless File Transmitter for EOS R5 C & R5 Mirrorless Camera - Manual (Page 137)

Preparing for Time Synchronization
Wireless connections
Set up multiple cameras of the same model with the WFT-R10 attached.
(A) Sender Camera
(B) Receiver Camera
Wired connections
When using a single receiver camera, connect a LAN cable to the Ethernet terminal of the
sender and receiver cameras.
When using multiple receiver cameras, connect a LAN cable from the Ethernet terminal of
the sender and receiver cameras to a hub. Up to 10 receiver cameras can be connected.
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