Appendix40The battery depletes faster than when first purchased• When you expose the Galaxy Buds2 to very cold or very hot temperatures, the usefulcharge may be reduced.• The battery is consumable and the useful charge will get shorter over time.• When you are not using the earbuds, do not wear them, but store them in the chargedcharging case. The touch-sensitive sensor will continue to work while wearing theearbuds and reduce the usage time even though you are not using the earbuds. Also, thebatteries of earbuds which are not being stored in the charging case will drain.You cannot hear others speakingAdjust the volume on the connected mobile device.Sound echoes during a callAdjust the volume on the connected mobile device or move to another area.Sound is emitted from the connected mobile device, not the earbuds,during a call• Check if you are wearing the earbuds properly. If worn improperly, you will not be ableto hear the call audio through the earbuds, even if the Bluetooth icon appears on theconnected mobile device.• Remove the earbuds from your ears and put them in again.Audio quality is poor• Wireless network services may be disabled due to issues with the service provider’snetwork. Ensure to keep the earbuds away from electromagnetic waves.• Ensure that your earbuds and the other Bluetooth device are within the maximumBluetooth range (10 m). The distance may vary depending on the environment thedevices are used in.• You may experience drops in volume or noise depending on the connected device’svolume. To avoid this, appropriately adjust the connected device’s sound.