D-Link DSL-35MF Micro Filter x 2 ADSL Phone Modem Router Adapters

BT ADSL Modem Filter Broadband Microfilter

D-Link 35MF DSL Microfilter Internet Broadband Phone Filter Splitter

ADSL Microfilter BT Sky Micro Filter RJ11 Modem Telephone Broadband

Single ADSL Micro Filter Phone Line Modem Router Adapter

Knightsbridge LJ009 ADSL Splitter Internet Broadband Microfilter High Speed

ADSL Microfilter BT Sky Micro Filter RJ11 Modem Telephone Broadband

Passive ADSL BT Microfilter Telephone (Phone Only) Micro Filter Adapter Adaptor