Sony ULT WEAR Quick Start Manual page 116

The Bluetooth function may not work with a mobile phone, depending on the signal conditions and the surrounding
environment.
Do not apply weight or pressure to the headset for long periods, including when it is stored, as it may cause
deformation.
If you experience discomfort while using the headset, stop using it immediately.
The earpads may be damaged or deteriorate with long-term use and storage.
The headset is not waterproof. If water or foreign matter enters the headset, it may result in fire or electric shock. If
water or foreign matter enters the headset, stop use immediately and consult your nearest Sony dealer.
Cleaning the headset
When the headset exterior is dirty, wipe it clean with a soft dry cloth. If the headset is particularly dirty, soak a cloth in
diluted neutral detergent, and wring it well before using it to clean the headset. Do not use solvents such as thinner,
benzene, or alcohol, as they may damage the finish on the surface of the headset or cause other damages.
Do not use the headset near medical devices
Radio waves can affect cardiac pacemakers and medical devices. Do not use the headset in crowded places such as
crowded trains or inside a medical institution.
The headset has magnet(s) which may interfere with pacemakers, programmable shunt valves for hydrocephalus
treatment, or other medical devices. Do not place the headset close to persons who use such medical devices.
Consult your doctor before using the headset if you use any such medical devices.
Keep the headset away from magnetic cards
The headset has magnets. If a magnetic card comes near the headset, the card magnet may be affected or become
deactivated.
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