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8. How to use the R7 as a Bluetooth transmitter?
It is similar to the mobile phone's. Here are the instructions.
1. Go to the Settings->Bluetooth menu to turn on the Bluetooth function.
2.Make the Bluetooth receiving device, such as Bluetooth earphones, enter
the pairing state. (Please refer to the user manual of the Bluetooth receiving
device about how to enter pairing state.)
3.Go to the Bluetooth device list of the R7->Pair new device to complete the
connection.
What can be done if the R7 fails to connect to Bluetooth earphones?
If it fails to connect to Bluetooth earphones for the first time, please make sure
the earphones are under pairing state (the connection will fail if the earphones
are under reconnecting state for the first-time connection). Go to the Bluetooth
menu of the R7 to start the connection.
What Bluetooth codecs does the R7 support? And how to switch the
Bluetooth codecs?
The R7 supports LHDC, LDAC, aptX-HD, aptX, AAC and SBC which can be
switched on Settings->Audio->Wireless playback quality menu.
What can be done if the volume is too low when the R7 is connected to
AirPods?
Go to Settings->About phone, and continuously tap the ""Build number"" 7
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