Tristar RJ45 to PABX BT Secondary in-line adaptor

Tristar BT & RJ45 modem Master in-line adaptor

Tissouoy HW-RJ11 USB to RJ45 LAN Connector Adapter 50m Extension Cable Signal Amplifier

Tristar RJ45 to PABX BT Secondary in-line adaptor

Bt Line Plug 6 Way, BT631A 6 WAY RIGHTHAND PLUG

Tristar RJ45 to PABX BT Secondary in-line adaptor

NECABLES 2Pack RJ45 to RJ11 Adapter Converter Cable 3ft RJ45 8P4C Male to RJ11 6P4C Male Gray - 3 Feet : Electronics

BT Telephone Socket Line 2 Way Splitter, Female Jacks to BS6312 431A Male Plug, Cable UK Adapter Landline Port Converter Extender FAX Modem Corded Cordless Phone Sky

Phoenix Contact - 1041740 - DIN Rail Adapter,Headers w/ Shielding,IP20,Front Release,PC-GF10,V0, 35mm - RS

T Adapters

T Adapters

kenable RJ45 to BT Socket Adapter for PABX Phone Line