3.Why can't BTR3K be paired and connected to my phone?
【Clear the pairing information on your phone】
Go to Settings-Bluetooth to delete the BTR3K pairing information and reconnect it to BTR3K.
【Clear the pairing information on BTR3K】
When it is on, hold both the volume- and volume+ buttons at the same time until the indicator lights stops flashing. Restart it and then trry to make the connection again.
Long press the play/pause button for 10s at any time.