Do you have a question about the Syllable D900 and is the answer not in the manual?
Brand background and meaning of 'Syllable' in music.
Visual identification of headset components and charging ports.
Instructions for turning the Bluetooth headset on.
Instructions for turning the Bluetooth headset off.
Steps to pair the headset with a mobile phone via Bluetooth.
Procedure for pairing the left and right earphones with each other.
How to manage calls: answer, end, and redial using the headset.
Instructions for playing and pausing music on the headset.
Guidance on charging the Bluetooth headset, including initial setup.
Common issues, their causes, and solutions for the Bluetooth headset.