Field Phone Ring Interface Module Expansion Kit
Description: This allows a 7' cable connected to a user-supplied phone, and a 25' connection to a field phone host module, via an intermediate ring interface module, as shown in the diagram to the left.
⚫1x Field Phone Ring Interface Module (RIM in diagram)
⚫1x 7' 4-pin straight RJ11 modular cable
⚫1x 25' 4-pin straight RJ11 modular cable