Ring Capacitor: The adapter is equipped with a ring capacitor, which is important for ensuring proper ring signal transmission. It helps stabilize the ring voltage and frequency, ensuring that the connected device receives the appropriate ring signal.

RJ11 Converters - run-IT-direct RJ9/RJ10/RJ22 to RJ11 Converters - run-IT-direct

RJ11 Connector: The adapter features an RJ11 female connector that allows you to plug in devices with RJ11 male connectors. RJ11 connectors are commonly used for telephony and networking applications. Availability: RJ11 to BT Adaptors with a Ring Capacitor for FXS can be found from various retailers or telecommunications suppliers in the United Kingdom. It is important to ensure that the specific adapter you choose is compatible with the device and network requirements.