BT (M) to BT (F) and RJ11 (F) White OEM Direct Plug ADSL Micro Filter Adapter

Reuben

3 days ago

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Key Features:

An ADSL microfilter is used to separate the phone line connection from the internet connection reducing interference and dropouts or even connection problems.

For each telephone or device that uses a phone line, a microfilter must be plugged into that device.