Canon EOS R3 Advanced User's Manual page 1034

Bluetooth
Standards compliance: Bluetooth Specification Version 5.0 compliant (Bluetooth Low
Energy technology)
Transmission method: GFSK modulation
All data above is based on Canon testing standards and CIPA (Camera & Imaging
Products Association) testing standards and guidelines.
Dimensions and weight listed above are based on CIPA Guidelines (except weight for
camera body only).
Product specifications and appearance are subject to change without notice.
If a problem occurs with a non-Canon lens attached to the camera, contact the
respective lens manufacturer.
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