Xperia 1　
オンラインマニュアル

Accessories

Accessories may influence RF exposure, radio performance, loudness, electric safety and other areas.

Sony Mobile does not test non-original accessories and the warranty does not cover device failures which have been caused by use of such accessories. Non-original accessories and parts may pose a risk to your health or safety. Non-original accessories may result in loss of performance, damage to the device, fire, electric shock or injury. Use of third-party accessories may result in different SAR levels than those reported.

• Use only authorised Sony Mobile service partners.
• Do not wear/use a Bluetooth® headset in such a way that you are uncomfortable or the device is subject to pressure.