TZS First AUSTRIA TP-BF01 User Manual page 16

There is no sound when listening to music
• Increase the volume on your headphones or the mobile device.
• Reestablish the Bluetooth wireless connection between the
headphones and your mobile device.
• Check if the audio app has paused or stopped playback.
Headphones will not charge
• Confirm that the charging cable is operational or undamaged.
• Ensure that the USB charging cable is fully seated in the
headphones and wall charger ports.
• Confirm that the USB port is outputting power. Some USB ports
shut off when the PC is off.
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