Silvercrest STSK 2 A1 Operation And Safety Notes page 86

Be sure moisture does not enter the
product during cleaning to prevent
damage to the product and related
repairs .
Only clean the product with a slightly
dampened cloth and a mild cleaning
agent!
˜ Storage
Store the product in a dry environment,
protected from dust and direct sunlight .
Store the headphones in the charging/
storage box 6 .
Prolonged storage: To prevent battery
deterioration, the rechargeable battery
has to be charged at least once every
12 months .
86 GB/IE