What does the USB socket on the rear of R1 Mk3 and R7 Mk1/2 do?
This answer applies to:
- R1 Mk3
- R7 Mk1 / Mk2
The USB socket on the rear of R1 Mk3 and R7 Mk1/2 serves as a charge port so users can conveniently charge Smartphone’s etc. This is useful to maintain the charge of such devices when streaming music by Bluetooth. Its secondary function is that of a service port for diagnostic and software purposes.
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