Geemarc AMPLIDECT 280 - Safety Information; General Safety Precautions

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If you subscribe to a DSL service
Please attach a noise filter (contact your DSL provider) to
the telephone line between the base unit and the
telephone line jack in the event of the following:
- Noise is heard during conversations.
- Caller ID features do not function properly.
TECHNICAL SPECIFICATIONS
To single-line
telephone jack
Noise filter