Silvercrest SBK 40 A1 Operation And Safety Notes page 9

The buttons built into the product allows you to select the piece of
music from the playlist selected on the playback device. They are
further used to adjust the volume of the product.
The headphones may be paired with two different devices (e.g.
mobile and computer) at the same time to e.g. use both the telephone
features of the mobile and the audio features of the computer. The
built-in rechargeable battery allows for cordless operation.
This product was designed for personal use.
It must not be used for commercial purposes. Any other use is con-
sidered improper. Any claims resulting from improper use or due
to unauthorised modification of the product will be considered
unwarranted. Any such use is at your own risk.
A warning with this sign indicates to prevent possible
hearing damage, do not listen at high volume level for
long period.
NOTE
A note provides additional information to improve product
use.
GB/IE/NI 9